Perhaps you should try some spelling variations:
nang som » nang song, nang soan, nang doc
van hanh » van thanh, ban hanh, van anh
su triet » su viet, su tien, ve triet
vu sach » vu bach, su sach, vu khach
som hoc » so hoc
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
y nang » ky nang, ly nang, v nang
ve cam » ve cham, ve cac, va cam
kem » kiem

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 som hoc. hieu ve cam xuc van hanh kem su triet~.
• Adding a wildcard symbol may retrieve word variants: vu sach y nang som hoc. hieu ve cam xuc van hanh kem su triet*.