Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tap bai cong snippets" » "tap tai cong snippets", "tap bi cong snippets", "tap ban cong snippets", "toan bai cong snippets", "tap giai cong 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: (((("tap bai cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tap bai cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tap bai cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap bai cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.