Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc hang ho snippets" » "hoc hanh ho snippets", "hoc bang ho snippets", "hoc han ho snippets", "hoc hang hoa snippets", "hoc hang cho snippets", "hoc hang ha 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: (((("hoc hang ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc hang ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc hang ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc hang ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.