Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan tu cua snippets" » "nhanh tu cua snippets", "phan tu cua snippets", "nhan su cua snippets", "nhan hu cua snippets", "nhan vu cua 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: (((("nhan tu cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan tu cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan tu cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan tu cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.