Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu thang ve snippets" » "huu khang ve snippets", "huu thanh ve snippets", "huu thong ve snippets", "huu thang va snippets", "huu hang ve 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 thang ve 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 thang ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu thang ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu thang ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.