Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang tao cau snippets" » "nang cao cau snippets", "sang tao cau snippets", "nang tai cau snippets", "nang tao cu snippets", "nang tao cao snippets", "nang tao sau 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 tao cau 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 tao cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang tao cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang tao cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.