Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khi su chi snippets" » "khoi su chi snippets", "ki su chi snippets", "khi cu chi snippets", "khi su choi snippets", "khi su thi 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: (((("khi su chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khi su chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khi su chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khi su chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.