Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat lai hoi snippets" » "nhat lam hoi snippets", "nhat loi hoi snippets", "nhat tai hoi snippets", "nhat dai hoi snippets", "nhat lai hoa snippets", "nhat lai roi 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: (((("nhat lai hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhat lai hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat lai hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat lai hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.