Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
yang guang » yang yang, yan guan
yang wang » yang yang, yan wang, wang yang
tuan hua » tan hua, tuan vu, yuan hui
pei yang » wei yang, hui yang, pei yun
hua pei » hua wei
d2 long » 12 long, de long, 3.2 long
2 long » a long, 3 long, 3.2 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 wang) or (yang liang))) or (yang guang)) tuan hua pei yang ((d2 long) or (2 long)) du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yang wang) OR (yang liang))) OR (yang guang)) tuan hua pei yang ((d2 long) OR (2 long)) du ;.
• Adding a wildcard symbol may retrieve word variants: ((((yang wang) or (yang liang))) or (yang guang)) tuan hua pei yang ((d2 long) or (2 long)) du ;*.