Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ben chi voi snippets" » "ban chi voi snippets", "banh chi voi snippets", "benh cho voi snippets", "ben choi voi snippets", "ben khi voi snippets", "ben cham 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: (((("ben chi 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: (((("ben chi voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ben chi voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ben chi voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.