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