Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu toan chi snippets" » "huu tuan chi snippets", "cuu toan chi snippets", "huy toan chi snippets", "huu toan cao snippets", "huu tai chi snippets", "huu luan chi 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 toan chi 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 toan chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu toan chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu toan chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.