Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu viet tu slippers" » "che viet tu slippers", "khau viet tu slippers", "su viet tu slippers", "chu viet duc slippers", "chu viet ngu slippers", "chu viet tu slippery", "chu 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.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chu viet tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( chu viet tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("chu viet tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.