Perhaps you should try some spelling variations:
zhang liang » zhang jian, wang liang, zhang ming
ying system » yang system, buying system, typing system
liang tan » liang dan, liang sun, wing tan
wei yang » pei yang, wei wang, wei yang's
yang jui » yang judy, yang di, yang xi
tan jing » tan ying, wang jing, bian jing
jing hoi » jing ji, dong hoi, wong hoi
hoi ying » li ying
yang yi » yang di, yang xi

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: ((wei yang) OR (((yang jui) OR (yang yi)))) zhang liang tan jing hoi ying system ;~.
• Adding a wildcard symbol may retrieve word variants: ((wei yang) or (((yang jui) or (yang yi)))) zhang liang tan jing hoi ying system ;*.