Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc doi tu slippers" » "cuoc doi tu slippers", "duoc hoi tu slippers", "luoc doi tu slippers", "duoc doi thu slippers", "duoc loi tu slippers", "duoc doi tu slippery", "duoc doi 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: (((("duoc doi tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( duoc doi tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("duoc doi tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.