Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu hung co snippets" » "huu tung co snippets", "huu dung co snippets", "huy hung co snippets", "huu chung co snippets", "huu huong co snippets", "huu khung co 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 hung 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 hung co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu hung co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu hung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.