Perhaps you should try some spelling variations:
thuoc sinh » hoc sinh, thu sinh, thuoc sach
nuoc sach » nguoi sach, hoc sach, cuoc cach
van thanh » ban thanh, van tuan
thanh vi » hanh vi, thanh va, thanh ve
ty sang » ty xang, ty hang, duy sang
sang ma » tang ma, nang ma, sang tao
qua cac » cua cac
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
ma hoi » mai hoi, xa hoi, ma hoa
vi cua » vai cua, di cua
cua cu » cua chu, cua cau, cua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((nuoc sach) or (thuoc sinh)) ty sang ma hoi. hieu qua cac xuc van thanh vi cua cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((nuoc sach) OR (thuoc sinh)) ty sang ma hoi. hieu qua cac xuc van thanh vi cua cu.
• Adding a wildcard symbol may retrieve word variants: ((nuoc sach) or (thuoc sinh)) ty sang ma hoi. hieu qua cac xuc van thanh vi cua cu*.