Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pham tan lua slippers" » "pham tuan lua slippers", "pham van lua slippers", "pham tai lua slippers", "pham toan lua slippers", "pham tan cua slippers", "pham ten lua slippers", "pham tan lua slippery", "pham tan 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: (((("pham tan 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: (((("pham tan lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham tan lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham tan lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.