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