Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu loc hoi snippets" » "hau loc hoi snippets", "muu luoc hoi snippets", "huu hoc hoi snippets", "huu quoc hoi snippets", "huu duoc hoi 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 loc hoi 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 loc hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu loc hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu loc hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.