Create searching section in readme

README.md

@@ -74,9 +74,12 @@ for contribution guidelines_
             - [Ido](#ido)
             - [NeoTree file tree](#neotree-file-tree)
             - [Bookmarks](#bookmarks)
-            - [Symbols](#symbols)
-                - [Listing symbols by semantic](#listing-symbols-by-semantic)
-                - [Auto-highlight and edition](#auto-highlight-and-edition)
+        - [Searching](#searching)
+            - [Persistent highlighting](#persistent-highlighting)
+            - [Auto-highlight symbols](#auto-highlight-symbols)
+            - [Visual Star](#visual-star)
+            - [Listing symbols by semantic](#listing-symbols-by-semantic)
+            - [Helm-swoop](#helm-swoop)
         - [Window manipulation](#window-manipulation)
             - [Golden ratio](#golden-ratio)
         - [Text manipulation commands](#text-manipulation-commands)
@@ -917,18 +920,15 @@ Key Binding   |                 Description
 
 To save a new bookmark, just type the name of the bookmark and press `RET`.
 
-#### Symbols
+### Searching
 
-##### Listing symbols by semantic
+#### Persistent highlighting
 
-Use `helm-semantic-or-imenu` command from `Helm` to quickly navigate between
-the symbols in a buffer.
+`Spacemacs` uses `evil-search-highlight-persist` to keep the searched expression
+highlighted until the next search. It is also possible to clear the
+highlighting by pressing `<SPC> s c`.
 
-To list all the symbols of a buffer press:
-
-    <SPC> s l
-
-##### Auto-highlight and edition
+#### Auto-highlight symbols
 
 `Spacemacs` supports auto highlighting of the current symbol (provided by the
  [auto-highlight-symbol][auto-highlight] mode) and add a micro-state to it
@@ -978,6 +978,26 @@ Where `<M> [x/y]*` is:
 - `*`: appears if there is at least one occurrence which is not currently
 visible.
 
+#### Visual Star
+
+With [evil-visualstar][] you can search for the next occurrence of the current
+selection.
+
+It is pretty useful combined with the [expand-region](#region-selection)
+bindings.
+
+_Note:_ If the current state is not the `visual state` then pressing `*` uses
+[auto-highlight-symbol](#auto-highlight-symbols) and its micro-state.
+
+#### Listing symbols by semantic
+
+Use `helm-semantic-or-imenu` command from `Helm` to quickly navigate between
+the symbols in a buffer.
+
+To list all the symbols of a buffer press:
+
+    <SPC> s l
+
 #### Helm-swoop
 
 This is very similar to `moccur`, it displays a `helm` buffer with all the
@@ -1091,7 +1111,7 @@ Spell checking commands start with `S`:
 ### Region selection
 
 Vi `Visual` modes are all supported by `evil`, `Spacemacs` adds another
-`Visual` mode via the [expand-region][expand-region] mode.
+`Visual` mode via the [expand-region][] mode.
 
 Key Binding   |                 Description
 --------------|----------------------------------------------------------------