Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngu cung dat slippers" » "ngu dung dat slippers", "ngu chuong dat slippers", "ngu muong dat slippers", "ngu vung dat slippers", "ngu cuong dao slippers", "ngu cung dat slippery", "ngu cung dat 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: (((("ngu cung dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngu cung dat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngu cung dat slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngu cung dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.