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