Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tinh duy doc snippets" » "trinh duy doc snippets", "tinh duc doc snippets", "dinh duy doc snippets", "tinh day doc snippets", "tinh duy dac snippets", "tinh duy dot 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: (((("tinh duy doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tinh duy doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh duy doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh duy doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.