Perhaps you should try some spelling variations:
lankas 3.4 » lanka 3.1
test zhang » test changes
hung sheng » dung sheng, hong sheng, fang sheng
ranks 3.4 » ranks 4.3.4, banks 3.3, rank 3.2
zhang xin » zhang jian, zhang ming, zhang fan
xin hung » ming hung, winn hung, ein hund
wang » wan

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 OR wing) OR lang) yan ((lankas 3.4) OR (ranks 3.4)) test zhang xin hung sheng ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang or wing) or lang) yan ((lankas 3.4) OR (ranks 3.4)) test zhang xin hung sheng ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang or wing) or lang) yan ((lankas 3.4) OR (ranks 3.4)) test zhang xin hung sheng ;*.