Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat gian voi snippets" » "phat giao voi snippets", "nhat giao voi snippets", "hat giong voi snippets", "hat gian hoi snippets", "hat gian ve snippets", "hat 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: (((("hat 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: (((("hat gian voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat gian voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat gian voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.