Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quan chu hee snippets" » "quan khu hee snippets", "quan cau hee snippets", "quan che hee snippets", "quan choi hee 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: (((("quan chu hee snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quan chu hee snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quan chu hee snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan chu hee snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.