Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kai van cau snippets" » "hai van cau snippets", "mai van cau snippets", "lai van cau snippets", "kai van dau snippets", "kai van hau snippets", "kai van chat 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 van cau 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 van cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kai van cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kai van cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.