Perhaps you should try some spelling variations:
cac thuc » cach thuc, cac thu, can thuc
vat danh » va danh, van danh, luat danh
ly nang » ky nang, ly hang, ly vang
hieu ve » hieu va, hieu van
danh di » danh du, xanh di, danh dien
cua tre » cua te, cuu tre, cua triet
v nang » va nang, vu nang, van nang
ve cac » va cac, vien cac
di cua » dai cua, doi cua, de cua
sinh » dinh, minh, kinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sinh ((ly nang) or (v nang)) xa hoi. hieu ve cac thuc vat danh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sinh ((ly nang) OR (v nang)) xa hoi. hieu ve cac thuc vat danh di cua tre.
• Adding a wildcard symbol may retrieve word variants: hoc sinh ((ly nang) or (v nang)) xa hoi. hieu ve cac thuc vat danh di cua tre*.