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