Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"che viet su slippers" » "chu viet su slippers", "nghe viet su slippers", "thue viet su slippers", "che viet suu slippers", "che viet sau slippers", "che viet tu slippers", "che viet su slippery", "che viet su 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: (((("che viet su slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( che viet su slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("che viet su slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.