Perhaps you should try some spelling variations:
tinh dang » tinh dung, binh dang, tinh sang
dang quan » dang quang, nang quan, dung quan
kiem soat » kiem toan
quang uan » quang tuan, quang ban, quang tran
quan bien » quan dien, quan mien, quan kien
bien soan » bien so
kiem sat » giam sat, kiem va, diem sai
uan quan » quan quan, van quan, ban quan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( tinh dang quan luan ((kiem sat) or (kiem soat)) ) or ( tinh quang uan quan bien soan ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tinh dang quan luan ((kiem sat) OR (kiem soat)) ) OR ( tinh quang uan quan bien soan )).
• Adding a wildcard symbol may retrieve word variants: (( tinh dang quan luan ((kiem sat) or (kiem soat)) ) or ( tinh quang uan quan bien soan ))*.