Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
thai cuu » thai cua, tai cuc, thi cuc
thu san » thuy san, phu san, thuat san
thu ban » thu hang
hieu va » lieu va
va hanh » van hanh, va thanh, va danh
cuu tre » cua tre, cau tren, cau treo
cac lo » cac lop, cac co, cac bo
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: ((thu san) OR (thu ban)) ky nang x ho. ((hieu va) or (hieu qua)) cac lo va hanh thai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu san) OR (thu ban)) ky nang x ho. ((hieu va) OR (hieu qua)) cac lo va hanh thai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thu san) OR (thu ban)) ky nang x ho. ((hieu va) or (hieu qua)) cac lo va hanh thai cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((thu san) OR (thu ban)) ky nang x ho. ((hieu va) or (hieu qua)) cac lo va hanh thai cuu tre*.