Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhanh loc da snippets" » "nhanh doc da snippets", "nhanh soc da snippets", "nhan luc da snippets", "nhanh loc dai snippets", "nhanh loc va snippets", "nhanh luoc dai 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: (((("nhanh loc da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhanh loc da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhanh loc da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhanh loc da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.