Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau khau con snippets" » "dau thau con snippets", "cau hat con snippets", "dao khau con snippets", "cau khau cong snippets", "cau phau con snippets", "cau khau tong 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: (((("cau khau con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau khau con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau khau con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau khau con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.