Perhaps you should try some spelling variations:
vu khach » vu khanh, vu khac, vay khach
thu nang » thi nang, thu hang, thu bang
ban hanh » ban hang
vu sach » vu bach, su sach
nang ma » tang ma, sang ma, nang cao
dau tuc » dau tu, dao tuc, cau truc
tuc ban » thuc ban, truc ban, tu ban
cuu tre » cua tre, cau tren, cau treo
ma hoi » mai hoi, xa hoi, ma hoa
va dau » va dao
vi cuu » vi luu, vinh cuu

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) or (vu khach)) thu nang ma hoi. lieu va dau tuc ban hanh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu sach) OR (vu khach)) thu nang ma hoi. lieu va dau tuc ban hanh vi cuu tre*.