Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu ton cho snippets" » "huu toan cho snippets", "huu son cho snippets", "huu thong cho snippets", "huu ton kho snippets", "huu trong cho 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 ton cho 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 ton cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu ton cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu ton cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.