Perhaps you should try some spelling variations:
thanh trung » thanh tung
phap thuoc » phap thuc, pham thuoc, phap truoc
cao thuoc » cua thuoc, nam thuoc, va thuoc
cay thuoc » cua thuoc, nam thuoc, va thuoc
trong van » trong cac
van thanh » ban thanh, van tuan
thanh lap » thanh san, phan lap, thanh hai
chi xanh » chi anh, chi danh, chi hanh
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - thanh trung ((phap thuoc) or (((cao thuoc) or (cay thuoc)))) trong van thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - thanh trung ((phap thuoc) OR (((cao thuoc) OR (cay thuoc)))) trong van thanh lap.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - thanh trung ((phap thuoc) or (((cao thuoc) or (cay thuoc)))) trong van thanh lap*.