Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc hai lua slippers" » "cuc hai lua slippers", "duc dai lua slippers", "duc hau lua slippers", "duc hai cua slippers", "duc hai qua slippers", "duc hai vua slippers", "duc hai lua slippery", "duc hai lua 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: (((("duc hai lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc hai lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc hai lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc hai lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.