Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doc hoai cai snippets" » "doc hai cai snippets", "do hoai cai snippets", "doi thoai cai snippets", "doc thoai cac snippets", "doc hoa cac snippets", "doc hoai nam 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: (((("doc hoai cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doc hoai cai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doc hoai cai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doc hoai cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.