Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
duc manh » suc manh, duc anh, duc minh
ky dong » ly dong, ky dang, ky cong
dong ha » dong hoa, dong va, dong hoc
duc ban » duc tan, duc van, dua ban
hanh va » hang va, hanh vi
cua tuc » cua duc, cua tu, cua thuoc
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
va cua » va chua, via cua, ca cua

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 dong ha noi. hieu van cham ((duc ban) or (duc manh)) hanh va cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky dong ha noi. hieu van cham ((duc ban) OR (duc manh)) hanh va cua tuc*.