Perhaps you should try some spelling variations:
tuan thai » xuan thai, tuan khai, tuan tai
van tuan » van quan, van ban, anh tuan
thai cua » than cua, tai cuc, tri cua
ky danh » ky anh, ky dang
danh xa » danh ca, dinh xa, canh xa
hieu ve » hieu va, hieu van
cam duc » cam xuc, cao duc, pham duc
duc van » duc va, duc tan, duc manh
cua tre » cua te, cuu tre, cua triet
su hai » su tai
hai ky » thai ky, hoi ky, hai ly

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

• Performing a fuzzy search may retrieve terms with similar spellings: su hai ky danh xa hoi. ((hieu ve) or (hieu qua)) cam duc van tuan thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su hai ky danh xa hoi. ((hieu ve) OR (hieu qua)) cam duc van tuan thai cua tre.
• Adding a wildcard symbol may retrieve word variants: su hai ky danh xa hoi. ((hieu ve) or (hieu qua)) cam duc van tuan thai cua tre*.