Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong vang bi slippers" » "cong lang bi slippers", "cong quang bi slippers", "cong ngang bi slippers", "cong sang bi slippers", "cong vong bi slippers", "cong trang bi slippers", "cong vang bi slippery", "cong vang bi 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 vang bi 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 vang bi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong vang bi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong vang bi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.