Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
yan guan » gan guan, yan yuan, yang guang
tuan hua » tuan vu, yuan hui
wei yang » pei yang, wei wang, wei yang's
tan hua » wang hua, tan chia, tan puay
di long » de long, ii long, day long
i long » a long, 2 long, 3 long

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 (yan guan)) ((tuan hua) or (tan hua)) wei yang ((di long) or (i long)) d ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang liang) OR (yan guan)) ((tuan hua) OR (tan hua)) wei yang ((di long) OR (i long)) d ;.
• Adding a wildcard symbol may retrieve word variants: ((yang liang) or (yan guan)) ((tuan hua) or (tan hua)) wei yang ((di long) or (i long)) d ;*.