Perhaps you should try some spelling variations:
wang liang » wang yang
yan liang » yang liang, you liang, yan wang
build dsm » build m, build vs, build us
dsm klang » den klang, der klang
yan guan » gan guan, yan yuan, yang guang
3 langer » 3 lange, 3 longer, 2 langere
langer a » longer a, lander a, langer _
klang 3 » klang 31, klang _, lang 3

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: ((((yan liang) OR (wang liang))) OR (yan guan)) can build dsm klang 3 langer a ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yan liang) OR (wang liang))) or (yan guan)) can build dsm klang 3 langer a ;~".
• Adding a wildcard symbol may retrieve word variants: ((((yan liang) OR (wang liang))) or (yan guan)) can build dsm klang 3 langer a ;*.