Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cong xa lua slippers" » "cong xay lua slippers", "cong xua lua slippers", "cong ha lua slippers", "cong xa la slippers", "cong ca lua slippers", "cong xuat lua slippers", "cong xa lua slippery", "cong xa lua grippers"

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 xa lua slippers") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong xa lua slippers") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( cong xa lua slippers ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong xa lua slippers") or ("python using java snippets"))) or ("locating bugs code snippets"))*.