Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhanh 22 doc snippets" » "nhanh ha doc snippets", "nhanh tu doc snippets", "nhanh va doc snippets", "nhanh n2 doc 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 22 doc 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 22 doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhanh 22 doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhanh 22 doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.