Perhaps you should try some spelling variations:
"va vat cach snippets" » "va vat code snippets", "va va cach snippets", "va sat cac snippets", "va mot cach snippets", "van vat cach snippets", "vao vat cach snippets", "va van cach snippets"
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("va vat cach snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("va vat cach snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( va vat cach snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("va vat cach snippets"))) or ("locating bug core snippets"))*.