Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
hanh doanh » hang doanh, chinh doanh, doanh doanh
trung binh » thuong binh, tran binh, tang binh
trong binh » trong kinh, trong sinh, trong linh
doanh qua » doanh quan, doanh cua, danh qua
qua dung » quang dung, su dung, qua song
quan cau » quang cao, toan cau, quan ha
tuan cu » tuan tu, quan cua, tuan thu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu manh - hanh doanh qua dung ((trung binh) OR (trong binh)) ((tuan cu) OR (quan cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu manh - hanh doanh qua dung ((trung binh) OR (trong binh)) ((tuan cu) or (quan cau))~".
• Adding a wildcard symbol may retrieve word variants: toc thieu manh - hanh doanh qua dung ((trung binh) OR (trong binh)) ((tuan cu) or (quan cau))*.