Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan ta cua snippets" » "dan tay cua snippets", "dan tai cua snippets", "dan tra cua snippets", "dan ta chua snippets", "dan ca cua snippets", "dan ma 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: (((("dan ta 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: (((("dan ta cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan ta cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan ta cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.