Perhaps you should try some spelling variations:
sinh thai » dinh thi
hanh thai » nhanh thai, hinh thai, hanh tai
duc minh » duc anh
cua tre » cua te, cuu tre, cua triet
va cham » va chat, va tham
nang ha » nang hai, nang han, nang hoa
sai ky » sac ky
ve cac » va cac, vien cac
ha hoi » hoa hoi, ha noi, xa hoi
su sai » su tai, su hai, su dai

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sai ky nang ha hoi. hieu ((ve cac) or (va cham)) duc minh ((hanh thai) or (sinh thai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sai ky nang ha hoi. hieu ((ve cac) OR (va cham)) duc minh ((hanh thai) OR (sinh thai)) cua tre.
• Adding a wildcard symbol may retrieve word variants: su sai ky nang ha hoi. hieu ((ve cac) or (va cham)) duc minh ((hanh thai) or (sinh thai)) cua tre*.