Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"co cau khang slippers" » "co cau thang slippers", "co cuu khang slippers", "co van khang slippers", "bo cau khang slippers", "co cau khang slippery", "co cau khang grippers"
"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: (((("co cau khang slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co cau khang slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co cau khang slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co cau khang slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.