Perhaps you should try some spelling variations:
vat thanh » dat thanh, gat thanh, tat thanh
nam thuc » nam thuoc, am thuc, nam thu
thanh vi » hanh vi, thanh va, thanh ve
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu le » hieu ve, hieu he, hieu ly
vu cac » tu cac, ve cac, vu cao
le nam » ly nam, he nam, le na
vi cua » vai cua, di cua
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu cac) OR (va cac)) ky lang xa hoi. hieu le nam thuc vat thanh vi cua tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vu cac) OR (va cac)) ky lang xa hoi. hieu le nam thuc vat thanh vi cua tu".
• Adding a wildcard symbol may retrieve word variants: ((vu cac) OR (va cac)) ky lang xa hoi. hieu le nam thuc vat thanh vi cua tu*.