Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
yang guang » yang yang, yan guan
pei zwang » kein zwang, der zwang, dem zwang
zwang 3.2 » zwang 2.2
thanh vu » thanh van, thanh _
3.2 long » 3.2 land
tuan vu » tuan hua
tan hua » tuan hua, wang hua, tan chia
long do » long d, long du, longer do

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang liang) or (yang guang)) ((((tuan vu) OR (thanh vu))) or (tan hua)) pei zwang 3.2 long do ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang liang) OR (yang guang)) ((((tuan vu) OR (thanh vu))) OR (tan hua)) pei zwang 3.2 long do ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang liang) or (yang guang)) ((((tuan vu) OR (thanh vu))) or (tan hua)) pei zwang 3.2 long do ;*".