Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tat gian voi snippets" » "tran gian voi snippets", "dan gian voi snippets", "tat tien voi snippets", "tat gian hoi snippets", "tat gian ve snippets", "tat dien voi 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: (((("tat gian voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tat gian voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tat gian voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tat gian voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.