Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu lua cau snippets" » "huu luat cau snippets", "huu tuan cau snippets", "chiu lua cau snippets", "huu cua cau snippets", "huu quan cau 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 lua cau 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 lua cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu lua cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu lua cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.