Perhaps you should try some spelling variations:
dinh doanh » kinh doanh, minh doanh, chinh doanh
xuc dinh » xac dinh, xuan dinh, luoc dinh
cua tre » cua te, cuu tre, cua triet
ve cham » va cham, ve chat, vu cham
tai cua » thai cua, tai cuc, tri cua
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
tu van » tu va
ve cam » ve cac, va cam, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu van ky ((nang xa) OR (nang ma)) hoi. hieu ((ve cam) or (ve cham)) xuc dinh doanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu van ky ((nang xa) OR (nang ma)) hoi. hieu ((ve cam) OR (ve cham)) xuc dinh doanh tai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu van ky ((nang xa) OR (nang ma)) hoi. hieu ((ve cam) or (ve cham)) xuc dinh doanh tai cua tre".
• Adding a wildcard symbol may retrieve word variants: tu van ky ((nang xa) OR (nang ma)) hoi. hieu ((ve cam) or (ve cham)) xuc dinh doanh tai cua tre*.