Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
kieu quan » lieu quan, hieu quan, hieu quang
dieu quan » lieu quan, hieu quan, dien quan
trang cua » tranh cua, tang cua, thang cua
trung cua » truong cua, trung tuan, trung cap
toan ban » van ban
cong ta » cong tac, cong tan, cong tai
ta toan » tap toan, tam toan, va toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((kieu quan) or (dieu quan)) - hanh ((trang cua) OR (trung cua)) thong cong ta toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((kieu quan) OR (dieu quan)) - hanh ((trang cua) OR (trung cua)) thong cong ta toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((kieu quan) or (dieu quan)) - hanh ((trang cua) OR (trung cua)) thong cong ta toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((kieu quan) or (dieu quan)) - hanh ((trang cua) OR (trung cua)) thong cong ta toan ban*.