Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh duy doc snippets" » "dinh duc doc snippets", "dinh du doc snippets", "dinh quy doc snippets", "dinh day doc snippets", "dinh duy dac snippets", "dinh 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: (((("dinh 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: (((("dinh duy doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh duy doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh duy doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.