Perhaps you should try some spelling variations:
hieu xanh » chieu xanh, hieu manh, hieu nganh
cap thuoc » cao thuoc, phap thuoc, cap nuoc
cay thuoc » cua thuoc, nam thuoc, va thuoc
cac thanh » bac thanh, ban thanh, cuu thanh
thanh lap » thanh san, phan lap, thanh hai
doc hieu » toc thieu, hoc thieu, hoc hien

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "doc hieu xanh - thanh cong ((cap thuoc) OR (cay thuoc)) trong cac thanh lap~".
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - thanh cong ((cap thuoc) OR (cay thuoc)) trong cac thanh lap*.