Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc tao duoc slippers" » "luc tai duoc slippers", "luc tam duoc slippers", "duc tao duoc slippers", "luc tao duc slippers", "luc tao quoc slippers", "luc tao duoc slippery", "luc tao duoc 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: (((("luc tao duoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc tao duoc slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc tao duoc slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc tao duoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.