Perhaps you should try some spelling variations:
sheng zhang » cheng zhang, zhen zhang, shen chang
wang yuhan » wang luhang, wang yidan, fang yuan
zhang mein » zhang mei, zhang wei, zhang lei
kong fang » kong hang, jing fang, kong hong
kong heng » kong hang, kong hong, dong sheng
mein dank » ein dank, sein dann
dank hai » dang hai, dank i, bank has

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: ((wang yuhan) OR (wang yan)) ((kong fang) OR (kong heng)) sheng zhang mein dank hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yuhan) or (wang yan)) ((kong fang) OR (kong heng)) sheng zhang mein dank hai ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yuhan) or (wang yan)) ((kong fang) OR (kong heng)) sheng zhang mein dank hai ;*.