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