Perhaps you should try some spelling variations:
nhung thi » nhung thoi, nhung tri, nhung chi
hieu lang » chieu sang, hieu quang, nhieu tang
thoi benh » tai benh, tri benh, hoc benh
quyn vang » quynh bang, quan van, quy van
thi hieu » thi chieu, thi hien, thi dieu
benh cua » benh chua, menh cua, ben cua
cua giao » hoa giao, va giao
thi quyn » thi quynh, thi quan, thi quy
thoi ban » thoi gian, thai bang, thuoc ban
ban cua » ban quan

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: (( nhung thi hieu lang. thoi benh cua giao ) OR ( phung thi quyn vang. thoi ban cua cong ))~.
• Adding a wildcard symbol may retrieve word variants: (( nhung thi hieu lang. thoi benh cua giao ) or ( phung thi quyn vang. thoi ban cua cong ))*.