Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong dan van slippers" » "cong san van slippers", "cong tan van slippers", "huong dan van slippers", "cong dang van slippers", "cong doan van slippers", "cong dao van slippers", "cong dan van slippery", "cong dan van grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cong dan van 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 dan van slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong dan van slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong dan van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.