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