Perhaps you should try some spelling variations:
hoat tinh » hoa tinh, ha tinh, hoi tinh
thuc hoat » chuc hoat, thuc vat, thu hoan
tay lang » tai lang, tay tang, tay quang
cau thuc » cau truc, cuu thuc, can thuc
ky lang » ky dang, ky tang
hieu va » lieu va, hieu qua
tinh va » tich va, trinh van, trinh vat
cua tre » cua te, cuu tre, cua triet
vu sac » vu sach, vu san, va sac
va cau » van cau, va cac, va dau
va cua » va chua, via cua, ca cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sac ((((ky lang) or (tay lang))) or (ky nang)) xa hoi. hieu va cau thuc hoat tinh va cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sac ((((ky lang) OR (tay lang))) OR (ky nang)) xa hoi. hieu va cau thuc hoat tinh va cua tre.
• Adding a wildcard symbol may retrieve word variants: vu sac ((((ky lang) or (tay lang))) or (ky nang)) xa hoi. hieu va cau thuc hoat tinh va cua tre*.