diff --git a/doc/search-ui.txt b/doc/search-ui.txt
index 2233fb4b6..4d22c331e 100644
--- a/doc/search-ui.txt
+++ b/doc/search-ui.txt
@@ -1,10 +1,10 @@
 The User Interface's "Search" box accepts predicates of the form "[-]operator:value[:value]".
 These predicates may be separated by 'and' or 'or' keywords, or spaces which mean the same
-as 'and'. Expressions like this may be grouped with parenthesis. Grouped expressions are 
+as 'and'. Expressions like this may be grouped with parenthesis. Grouped expressions are
 evaluated first. Grouped expressions may be negated.
 An 'and' besides an 'or' is evaluated first. This means for example that
 
-tag:foo or is:pano tag:bar 
+tag:foo or is:pano tag:bar
 
 will return all images having tag foo together with the panorama images having tag bar.
 
@@ -13,7 +13,7 @@ with pictures of not landscape ratio.
 
 For example
 
-    -(after:"2010-01-01" before:"2010-03-02T12:33:44") or loc:"Amsterdam" 
+    -(after:"2010-01-01" before:"2010-03-02T12:33:44") or loc:"Amsterdam"
 
 will return all images having "modtime" outside the specified period, joined with
 all images taken in Amsterdam.
@@ -21,7 +21,7 @@ all images taken in Amsterdam.
 When you need to match a value containing a space, you need to use double quotes around
 the value only. For example: tag:"Three word tagname" and not "tag:Three word tagname".
 If your value contains double quotes you can use backslash escaping.
-For example: attr:bar:"He said: \"Hi\"" 
+For example: attr:bar:"He said: \"Hi\""
 
 Usable operators:
     after:         date format is RFC3339, but can be shortened as required.
@@ -33,17 +33,17 @@ Usable operators:
                    retrieved from the image's EXIF tags).
     loc:           uses the EXIF GPS fields to match images having a location near
                    the specified location.  Locations are resolved using
-                   maps.googleapis.com. For example: loc:"new york, new york" 
+                   maps.googleapis.com. For example: loc:"new york, new york"
     is:image       object is an image
     is:landscape   the image has a landscape aspect
     is:pano        the image's aspect ratio is over 2 - panorama picture.
     is:portrait    the image has a portrait aspect.
-    height:        use height:min-max to match images having a height of at least min 
+    height:        use height:min-max to match images having a height of at least min
                    and at most max. Use height:min- to specify only an underbound and
-                   height:-max to specify only an upperbound. 
+                   height:-max to specify only an upperbound.
                    Exact matches should use height:480
     tag:           match on a tag
-    width:         use width:min-max to match images having a width of at least min 
+    width:         use width:min-max to match images having a width of at least min
                    and at most max. Use width:min- to specify only an underbound and
                    width:-max to specify only an upperbound.
                    Exact matches should use width:640