Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
thai cua » than cua, tai cuc, tri cua
nang co » nang cao, nang doc, nang noi
hieu va » lieu va, hieu qua
vuc van » luc van, thuc van, chuc van
duc van » duc va, duc tan, duc manh
cua tre » cua te, cuu tre, cua triet
tu bat » tu ban, tu dat
tu san » thu san, tu ban, tu can
co lai » con lai, o lai, co dai

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu bat) OR (tu san)) ky nang co lai. hieu va cac ((vuc van) OR (duc van)) hanh thai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu bat) or (tu san)) ky nang co lai. hieu va cac ((vuc van) OR (duc van)) hanh thai cua tre~".
• Adding a wildcard symbol may retrieve word variants: ((tu bat) or (tu san)) ky nang co lai. hieu va cac ((vuc van) OR (duc van)) hanh thai cua tre*.