Perhaps you should try some spelling variations:
nham thuc » nhan thuc, nam thuc, nham thu
tham thuc » pham thuc, tam thuc, thai thuc
pham chuc » pham duc, pham huu, kham chua
cuu tre » cua tre, cau tren, cau treo
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
vi cuu » vi luu, vinh cuu
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky nang ma hoi. hieu va ((tham thuc) OR (((pham chuc) OR (nham thuc)))) va hanh vi cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ky nang ma hoi. hieu va ((tham thuc) OR (((pham chuc) OR (nham thuc)))) va hanh vi cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu sai ky nang ma hoi. hieu va ((tham thuc) OR (((pham chuc) OR (nham thuc)))) va hanh vi cuu tre*.