Perhaps you should try some spelling variations:
danh dau » lanh dao, hang dau, danh tu
van dinh » van minh, van dich, xuan dinh
phat xuc » chat xuc, phat xuat, phap xu
tieu su » thieu so
va dinh » va kinh, va tinh, vu dinh
ky danh » ky anh, ky dang
dau hoi » cau hoi, dai hoi, dan hoi
hieu su » hieu sau, hieu so, hieu suat
di cua » dai cua, doi cua, de cua
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky danh dau hoi. ((hieu su) or (tieu su)) phat xuc ((va dinh) or (van dinh)) di cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky danh dau hoi. ((hieu su) OR (tieu su)) phat xuc ((va dinh) OR (van dinh)) di cua tu.
• Adding a wildcard symbol may retrieve word variants: tu sai ky danh dau hoi. ((hieu su) or (tieu su)) phat xuc ((va dinh) or (van dinh)) di cua tu*.