Perhaps you should try some spelling variations:
doanh van » doan van, doanh va, doanh ban
thien van » thi van
va doanh » van doanh, vay doanh, va danh
vu sach » vu bach, su sach, vu khach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
van cua » vang cua, ban cua, dan cua
cua tuc » cua duc, cua tu, cua thuoc
ma hoi » mai hoi, xa hoi, ma hoa
nuoc » quoc, duoc, ngoc

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 ty nang ma hoi. ((hieu ve) or (thien van)) dat nuoc va doanh van cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ty nang ma hoi. ((hieu ve) OR (thien van)) dat nuoc va doanh van cua tuc.
• Adding a wildcard symbol may retrieve word variants: vu sach ty nang ma hoi. ((hieu ve) or (thien van)) dat nuoc va doanh van cua tuc*.