Perhaps you should try some spelling variations:
thien van » thi van
hanh thai » nhanh thai, hinh thai, anh thai
hanh tai » thanh tai, hang tai, han tai
cac xuc » cam xuc, cac nuoc, chat xuc
van cac » van hac, van cau, van bac
sach ty » sach y, sach tu, sach thu
nang xa » nang x, lang xa, nang ma
sach uu » sach luu, sach tu, sach xu
cuu tre » cua tre, cau tren, cau treo
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ty) or (sach uu)) nang xa hoi. thien van cac xuc va ((hanh thai) or (hanh tai)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ty) OR (sach uu)) nang xa hoi. thien van cac xuc va ((hanh thai) OR (hanh tai)) cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ty) or (sach uu)) nang xa hoi. thien van cac xuc va ((hanh thai) or (hanh tai)) cuu tre*.