Perhaps you should try some spelling variations:
"creating lua vann snippets" » "creating a vann snippets", "creating _ vann snippets", "creating luan van snippets", "creating qua van snippets", "creating cua van snippets", "creating luca vann snippets", "creating lura vann snippets", "creating lua vannn snippets", "creating lua vann slippers"
"reading a va snippets" » "reading _ va snippets", "reading 1 va snippets", "reading 2 va snippets", "reading ca va snippets", "reading ra va snippets", "reading a van snippets", "reading a va slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("reading a va snippets") or ("creating lua vann snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("reading a va snippets") OR ("creating lua vann snippets"))) OR ("locating bug code snippets")).
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