Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim hai cuoc snippets" » "kim hai huoc snippets", "kim lai cuoc snippets", "kim hai cuc snippets", "kim bai cuoc snippets", "kim hao cuoc snippets", "kim loai cuoc 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: (((("kim hai cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kim hai cuoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim hai cuoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim hai cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.