Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, peng liang
yang yang » wang yang, wang yan
pei zwang » kein zwang, der zwang, pei yang
dem zwang » der zwang
tuan hua » tuan vu, yuan hui
tan hua » wang hua, tan chia, tan puay
land 2 » land _, band 2, land a

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 yang)) ((tuan hua) or (tan hua)) ((pei zwang) OR (dem zwang)) 3.2 land 2 ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang liang) OR (yang yang)) ((tuan hua) OR (tan hua)) ((pei zwang) OR (dem zwang)) 3.2 land 2 ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang liang) or (yang yang)) ((tuan hua) or (tan hua)) ((pei zwang) OR (dem zwang)) 3.2 land 2 ;*".