Perhaps you should try some spelling variations:
chiet tach » chieu sach
canh trinh » canh tranh, hanh trinh, canh tinh
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
trinh van » trinh han, trinh quan, trinh toan
doan phan » doanh phan, toan phan, dan phan
ho chiet » ho chieu, ho thiet, hoc thiet
phan cau » phan dau, phan cac, phan tu

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