Perhaps you should try some spelling variations:
dinh cuu » dinh chi
sinh cua » manh cua, sinh va
hieu ve » hieu va, hieu van
cac duc » cac du, cao duc, cac dac
va dinh » van dinh, va kinh, va tinh
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
nang o » nang co, nang ho, nang ro
ve cac » va cac, vien cac
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang o hoi. hieu ve cac duc va dinh ((dinh cuu) or (sinh cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang o hoi. hieu ve cac duc va dinh ((dinh cuu) OR (sinh cua)) tre*.