Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong co xac slippers" » "dong co xac slippers", "cong cu xac slippers", "cong so xac slippers", "cong co cac slippers", "cong co xac slippery", "cong co xac 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 co xac 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 co xac slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong co xac slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong co xac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.