Perhaps you should try some spelling variations:
tan thanh » tran thanh, tang thanh, toan thanh
than cua » nhan cua, ban cua, gian cua
thai cua » tai cuc, tri cua, dai cua
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
van cam » van nam, van lam, van dam
van cau » van dau, van hau, van chat
su sai » su tai, su hai, su dai
sai ky » sac 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 sai ky dang xa hoi. hieu ((van cam) or (van cau)) duc tan thanh ((than cua) or (thai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sai ky dang xa hoi. hieu ((van cam) OR (van cau)) duc tan thanh ((than cua) OR (thai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: su sai ky dang xa hoi. hieu ((van cam) or (van cau)) duc tan thanh ((than cua) or (thai cua)) tre*.