Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang tay cac snippets" » "nang tai cac snippets", "nang tao cac snippets", "mang tay cac snippets", "nang tay bac snippets", "nang tap cac 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: (((("nang tay cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang tay cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang tay cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang tay cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.