Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phong tu voi snippets" » "phong tuc voi snippets", "thong tu voi snippets", "phong thuy voi snippets", "phong tu doi snippets", "phong su voi snippets", "phong tu loi 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: (((("phong tu 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: (((("phong tu voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phong tu voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phong tu voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.