Perhaps you should try some spelling variations:
hanh dao » lanh dao, thanh dat, thanh dam
van hanh » van thanh, ban hanh, van anh
cuu tre » cau tren, cau treo
cua tre » cua te, cua triet, dua tren
tuc van » thuc van, truc van, tuc va
va chat » van chat, va phat, cao chat
ve cham » va cham, ve chat, vu cham
dang xa » dang xay, lang xa, dang ha
ky dang » ky nang, ky danh
sac ky » cac ky, sai ky
tu sac » tu sach, tu cac, tu san

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 dang xa hoi. hieu ((ve cham) or (va chat)) tuc van hanh dao ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky dang xa hoi. hieu ((ve cham) OR (va chat)) tuc van hanh dao ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky dang xa hoi. hieu ((ve cham) or (va chat)) tuc van hanh dao ((cua tre) or (cuu tre))*.