Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huy tra chat snippets" » "huy tran chau snippets", "huy tran nhat snippets", "huy hoa chat snippets", "huy tran chat snippets", "huy tri chat snippets", "huyen tra chat 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: (((("huy tra chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huy tra chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huy tra chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huy tra chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.