Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc cach ke snippets" » "thuoc sach ke snippets", "truoc cach ke snippets", "thuc hanh ke snippets", "thuc cach de snippets", "thuc cac ke snippets", "thuc cach le 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: (((("thuc cach ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc cach ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc cach ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc cach ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.