Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van va cay snippets" » "van vat cay snippets", "van van cay snippets", "ban va cay snippets", "van va cac snippets", "van va cao snippets", "van va cai snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("van va cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van va cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van va cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van va cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.