Perhaps you should try some spelling variations:
"creating vva cohi snippets" » "creating _ cohi snippets", "creating va chi snippets", "creating vva c1ohi snippets", "creating vva coohi snippets", "creating vvva cohi snippets"
"creating a c snippets" » "creating _ c snippets", "reading a c snippets", "creating a c1 snippets", "creating a co snippets", "creating va c snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("creating vva cohi snippets") or ("creating a c snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("creating vva cohi snippets") OR ("creating a c snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("creating vva cohi snippets") or ("creating a c snippets"))) or ("locating bug code snippets"))*.