Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh hung he snippets" » "dinh huong he snippets", "vinh hung he snippets", "dinh duong he snippets", "dinh dung he snippets", "dinh hung ha snippets", "dinh hung yen 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 hung he 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 hung he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh hung he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh hung he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.