Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thai son voi snippets" » "thai den voi snippets", "thai do voi snippets", "thai hoc voi snippets", "thai so voi snippets", "thai som voi snippets", "thai dong 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: (((("thai son 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: (((("thai son voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thai son voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thai son voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.