Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuc hoc voi snippets" » "phuc hoc voi snippets", "chung hoc voi snippets", "chuc cuoc voi snippets", "chuc hoc vi snippets", "chuc hoc vo snippets", "chuc hoc noi 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: (((("chuc hoc 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: (((("chuc hoc voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuc hoc voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc hoc voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.