Perhaps you should try some spelling variations:
doanh thai » doanh tai, doanh thanh, doanh nhan
va doanh » van doanh, vay doanh, va danh
thai cua » than cua, tai cuc, tri cua
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
ve cam » ve cham, va cam, ve cai
ve cac » va cac, vien cac
cua te » cua tu
lo va » lo van, lao va, ly va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ty nang xa hoi. hieu ((ve cam) OR (ve cac)) lo va doanh thai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty nang xa hoi. hieu ((ve cam) OR (ve cac)) lo va doanh thai cua te".
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. hieu ((ve cam) OR (ve cac)) lo va doanh thai cua te*.