Perhaps you should try some spelling variations:
trung thanh » truong thanh
thieu xanh » chieu xanh, thien anh, thien danh
trung tuan » trung tam, tran tuan, truong thanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan cao » toan ban, toan tap

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: hoc ((thieu xanh) OR (hieu manh)) - thanh ((trung tuan) OR (trung thanh)) dung cong manh toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (hieu manh)) - thanh ((trung tuan) OR (trung thanh)) dung cong manh toan cao~".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (hieu manh)) - thanh ((trung tuan) OR (trung thanh)) dung cong manh toan cao*.