Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu tang co snippets" » "huu thang co snippets", "huu tung co snippets", "huu bang co snippets", "huu tang cho snippets", "huu nang co snippets", "huu tang o 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 tang co 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 tang co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu tang co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu tang co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.