Perhaps you should try some spelling variations:
nhung trinh » nhung tinh, chuong trinh, phuong trinh
trinh quan » tinh quang, trinh luat, trinh han
mien trung » tieng trung, viet trung
thoi mien » thoi hien, thoi gian, hoi vien
trung may » trung ma, trung gay, trung tam
nhung thi » nhung thoi, phung thi, nhung tri
quen vang » que van, que lang, quen hanh
quen truc » kien truc, xuan truc, quen suc
quan van » luan van, quan va, quan luan
thi quen » thi quan, thi huyen, thi quynh
truc va » thuc va, thuc vat, trung va

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( nhung trinh quan van. thoi mien trung may ) or ( nhung thi quen vang. thoi quen truc va ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung trinh quan van. thoi mien trung may ) OR ( nhung thi quen vang. thoi quen truc va )).
• Adding a wildcard symbol may retrieve word variants: (( nhung trinh quan van. thoi mien trung may ) or ( nhung thi quen vang. thoi quen truc va ))*.