Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"zhan dao cau snippets" » "zhan gao cau snippets", "chuan dao cau snippets", "phan dau cau snippets", "zhan dat cau snippets", "zhan da cau snippets", "zhan tao cau 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: (((("zhan dao 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: (((("zhan dao cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( zhan dao cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("zhan dao cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.