Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"rong cho te snippets" » "trong cho te snippets", "dong cho te snippets", "luong cho te snippets", "rong cho tre snippets", "rong cho he snippets", "rong cho tu 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: (((("rong cho te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("rong cho te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( rong cho te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("rong cho te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.