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