Perhaps you should try some spelling variations:
nguoi sach » nguoi san, nuoc sach
hanh tai » thanh tai, hang tai, han tai
van hanh » van thanh, ban hanh, van anh
sach ty » sach y, sach tu, sach thu
van cau » van dau, van hau, van chat
xuc van » duc van, luc van, vuc van
nang xa » lang xa, nang ma, mang xa
tai cua » thai cua, tai cuc, tri cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: nguoi sach ty ((nang xa) or (nang x)) hoi. hieu ((van cau) or (van nam)) xuc van hanh tai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nguoi sach ty ((nang xa) OR (nang x)) hoi. hieu ((van cau) OR (van nam)) xuc van hanh tai cua te.
• Adding a wildcard symbol may retrieve word variants: nguoi sach ty ((nang xa) or (nang x)) hoi. hieu ((van cau) or (van nam)) xuc van hanh tai cua te*.