Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa hoi du snippets" » "khoa hoi du snippets", "hoa hoc du snippets", "hoa doi du snippets", "hoa hoi tu snippets", "hoa hoi cu snippets", "hoa toi du 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: (((("hoa hoi du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa hoi du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa hoi du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa hoi du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.