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