Perhaps you should try some spelling variations:
chiet tach » chieu sach
canh trinh » canh tranh, hanh trinh, canh tinh
thong cong » trong cong, tong cong, thong thong
trinh van » trinh han, trinh quan, trinh toan
van thong » van thuong, van phong, va thong
cong doan » cong dan, cong hoan, dong doanh
ho chiet » ho chieu, ho thiet, hoc thiet
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - canh trinh van thong cong doan ((phan cau) OR (phan cac))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - canh trinh van thong cong doan ((phan cau) OR (phan cac))".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - canh trinh van thong cong doan ((phan cau) OR (phan cac))*.