Perhaps you should try some spelling variations:
nhanh thai » nhanh thi, nhanh thanh, nhanh thang
hinh thai » sinh thai, tinh thai, dinh thi
su sach » so sach, vu sach
xuc van » duc van, luc van, vuc van
cac xuc » cam xuc, cac nuoc, chat xuc
hieu ve » hieu va, hieu van
nang ho » nang hoc, nang co, tang ho
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac
nang o » nang co, nang ro, nang x

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y ((nang o) or (nang ho)) hai. hieu ve cac xuc van ((nhanh thai) or (hinh thai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y ((nang o) OR (nang ho)) hai. hieu ve cac xuc van ((nhanh thai) OR (hinh thai)) cua tre.
• Adding a wildcard symbol may retrieve word variants: su sach y ((nang o) or (nang ho)) hai. hieu ve cac xuc van ((nhanh thai) or (hinh thai)) cua tre*.