Perhaps you should try some spelling variations:
doanh giai » doanh giao, doanh ngoai, doanh tai
doanh gian » doanh giao, dan gian, danh gia
te sach » toc sach
sach ty » sach y, sach tu, sach thu
van cau » van dau, van hau, van chat
van cac » van hac, van bac, dan cac
lang xa » lang ha, dang xay, lang van
ty lang » tay lang, ty xang, ty hang
toi va » thoi va, tuoi va, hoi va
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: te sach ty lang xa hoi. hieu ((van cac) OR (van cau)) toi va ((doanh gian) or (doanh giai)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty lang xa hoi. hieu ((van cac) OR (van cau)) toi va ((doanh gian) OR (doanh giai)) cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty lang xa hoi. hieu ((van cac) OR (van cau)) toi va ((doanh gian) or (doanh giai)) cua te*".