Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
cam truc » cau truc, nam truc, lam truoc
cau treo » cau theo, cau tren, cau triet
ky lang » ky dang, ky tang, tay lang
hieu ve » hieu va, hieu van
truc va » thuc va, thuc vat, trung va
va hanh » van hanh, va thanh, va danh
ve cam » ve cham, ve cac, va cam
vi cau » va cau, ve cau, di cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc nganh ((ky lang) or (ky nang)) xa hoi. hieu ve cam truc va hanh vi cau treo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc nganh ((ky lang) OR (ky nang)) xa hoi. hieu ve cam truc va hanh vi cau treo.
• Adding a wildcard symbol may retrieve word variants: hoc nganh ((ky lang) or (ky nang)) xa hoi. hieu ve cam truc va hanh vi cau treo*.