Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu tai mon snippets" » "khau tai mon snippets", "huu tuan mon snippets", "huu tai mot snippets", "huu thi mon snippets", "huu mai mon 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 tai mon 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 tai mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu tai mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu tai mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.