Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
chau tinh » cuu tinh, ha tinh, cua tinh
trong vat » trong van, trong va, trong dat
trinh tu » trinh ky, trinh do
phan dau » hang dau
tu dung » tuc dung, tu duong, su dung
a chau » ha chau, lai chau, hat chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: a chau tinh - canh trinh tu dung trong vat ((phan dau) OR (phan tu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "a chau tinh - canh trinh tu dung trong vat ((phan dau) OR (phan tu))".
• Adding a wildcard symbol may retrieve word variants: a chau tinh - canh trinh tu dung trong vat ((phan dau) OR (phan tu))*.