Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chau tinh » cuu tinh, ha tinh, cua tinh
hanh phan » thanh phan, anh phan, hanh han
che thong » he thong, nghe thong, theo thong
thanh tap » thanh tai, thanh tay, thanh tam
thanh lap » thanh san, phan lap, thanh hai
hoc chau » hoc chat, moc chau, hoc cau
phan che » han che, phap che, phan thi
cong tac » cong ty

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chau tinh - hanh phan che thong cong tac ((thanh tap) OR (thanh lap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chau tinh - hanh phan che thong cong tac ((thanh tap) OR (thanh lap))*".