Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc dua hon snippets" » "luc cua hon snippets", "luc du hon snippets", "luc nua hon snippets", "luc lua chon snippets", "luc dua khen 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: (((("luc dua hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc dua hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc dua hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc dua hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.