Perhaps you should try some spelling variations:
dai tien » dai tieng, dau tien, cai tien
thanh vi » hanh vi, thanh va, thanh ve
soc gia » toc gia, hoc gia, quoc gia
vu sach » vu bach, su sach, vu khach
ve cham » va cham, vu cham, ve chim
nang co » nang cao, nang doc, nang noi
ve chat » va chat, van chat
y nang » ky nang, ly nang, v nang
co hoi » co hoc, co loi
so gia » so giai, so giao, ho gia
vi dai » si dai, li dai, vien dai

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach y nang co hoi. hieu ((ve cham) or (ve chat)) ((soc gia) or (so gia)) thanh vi dai tien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y nang co hoi. hieu ((ve cham) OR (ve chat)) ((soc gia) OR (so gia)) thanh vi dai tien.
• Adding a wildcard symbol may retrieve word variants: vu sach y nang co hoi. hieu ((ve cham) or (ve chat)) ((soc gia) or (so gia)) thanh vi dai tien*.