Perhaps you should try some spelling variations:
cam truc » cau truc, nam truc, lam truoc
sinh ty » sinh ly, sinh y, sinh tu
nang xa » nang x, nang ma, mang xa
lang xa » lang ha, dang xay, lang van
truc va » thuc va, thuc vat, trung va
va hanh » van hanh, va thanh, va danh
luu tre » luu tru, cuu tre, luy tre
va cam » va cham, va cac, va cao
vi luu » vi lua

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 ty ((nang xa) OR (lang xa)) hoi. lieu va cam truc va hanh vi luu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc sinh ty ((nang xa) OR (lang xa)) hoi. lieu va cam truc va hanh vi luu tre".
• Adding a wildcard symbol may retrieve word variants: hoc sinh ty ((nang xa) OR (lang xa)) hoi. lieu va cam truc va hanh vi luu tre*.