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