Perhaps you should try some spelling variations:
hanh loai » thanh hoai, thanh loan, phan loai
cay thuoc » cua thuoc, nam thuoc, va thuoc
van cham » van tham, va cham, van pham
van chat » cao chat
van hanh » van thanh, ban hanh, van anh
loai cay » loai may, loai nam, loai va
ky dang » ky nang, ky danh
dang ha » dong ha, dung ha, lang ha
duc van » duc va, duc tan, duc manh
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky dang ha noi. thien ((van cham) or (van chat)) duc van hanh loai cay thuoc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky dang ha noi. thien ((van cham) OR (van chat)) duc van hanh loai cay thuoc.
• Adding a wildcard symbol may retrieve word variants: su sac ky dang ha noi. thien ((van cham) or (van chat)) duc van hanh loai cay thuoc*.