Fix some typo

Signed-off-by: xianlubird <xianlubird@gmail.com>

docs/chart_template_guide/named_templates.md

@@ -105,7 +105,7 @@ data:
   {{- end }}
 ```
 
-As mentioned above, **template names are global**. As a result of this, if two templates are declared with the same name the last occurance will be the one that is used. Since templates in subcharts are compiled together with top-level templates, it is best to name your templates with _chart specific names_. A popular naming convention is to prefix each defined template with the name of the chart: `{{ define "mychart.labels" }}`.
+As mentioned above, **template names are global**. As a result of this, if two templates are declared with the same name the last occurrence will be the one that is used. Since templates in subcharts are compiled together with top-level templates, it is best to name your templates with _chart specific names_. A popular naming convention is to prefix each defined template with the name of the chart: `{{ define "mychart.labels" }}`.
 
 ## Setting the scope of a template
 

docs/charts.md

@@ -850,7 +850,7 @@ considerations in mind:
 - The `Chart.yaml` will be overwritten by the generator.
 - Users will expect to modify such a chart's contents, so documentation
   should indicate how users can do so.
-- All occurences of `<CHARTNAME>` will be replaced with the specified chart
+- All occurrences of `<CHARTNAME>` will be replaced with the specified chart
   name so that starter charts can be used as templates.
 
 Currently the only way to add a chart to `$HELM_HOME/starters` is to manually

docs/plugins.md

@@ -134,7 +134,7 @@ downloaders:
 
 If such plugin is installed, Helm can interact with the repository using the specified
 protocol scheme by invoking the `command`. The special repository shall be added
-similarily to the regular ones: `helm repo add favorite myprotocol://example.com/`
+similarly to the regular ones: `helm repo add favorite myprotocol://example.com/`
 The rules for the special repos are the same to the regular ones: Helm must be able
 to download the `index.yaml` file in order to discover and cache the list of
 available Charts.