Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu chan noi snippets" » "huu han noi snippets", "huu chau noi snippets", "huu phan noi snippets", "huu chan nuoi snippets", "huu khuan noi snippets", "huu chan troi 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: (((("huu chan noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huu chan noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu chan noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu chan noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.