Perhaps you should try some spelling variations:
"yu de shi yong you doing shu." » "yu de shi yong you doing sex.", "yu de shi yong you doing so.", "yu de shi cong you doing shu.", "yu de shi yong yu doing shu.", "yu de shi ong you doing shu.", "yu de shi tong you doing shu."
"yu de shi yong you cong shu." » "yu de shi cong you cong shu.", "yu de shi yong yu cong shu.", "yu de shi ong you cong shu.", "yu de shi tong you cong shu.", "yu de shi yong you chang shu.", "yu de shi yong you can shu."
"yu da shi tong jiu cong shu." » "yu da shi cong jiu cong shu.", "yu da zhi tong jiu cong shu.", "yu da shi tong ji cong shu.", "yu da shi tong jia cong shu.", "yu da shi tong jie cong shu.", "yu fa shi tong jiu cong shu."

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: (((("yu de shi yong you cong shu.") OR ("yu de shi yong you doing shu."))) OR ("yu da shi tong jiu cong shu."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"yu de shi yong you cong shu.\") OR (\"yu de shi yong you doing shu.\"))) or (\"yu da shi tong jiu cong shu.\"))~".
• Removing quotes may allow a broader search: (((( yu de shi yong you cong shu. ) OR ( yu de shi yong you doing shu. ))) or ( yu da shi tong jiu cong shu. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("yu de shi yong you cong shu.") OR ("yu de shi yong you doing shu."))) or ("yu da shi tong jiu cong shu."))*.