Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nep lang son snippets" » "nep song son snippets", "den lang son snippets", "le lang son snippets", "nep nang song snippets", "nep bang song snippets", "nep anh son 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: (((("nep lang son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nep lang son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nep lang son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nep lang son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.