Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai cong cua snippets" » "tai cong cua snippets", "bi cong cua snippets", "ban cong cua snippets", "bai cong cu snippets", "bai dong cua snippets", "bai huong 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: (((("bai cong 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: (((("bai cong cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai cong cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai cong cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.