Perhaps you should try some spelling variations:
vien cac » vien bach, vien dai, vien da
tinh dat » tinh da, dinh dat, tinh dau
cua tre » cua te, cua triet, dua tren
va tinh » may tinh
thue va » thuc va, thuyet va, thuc vat
cuu tre » cau tren, cau treo
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
ve cac » va cac
sinh y » sinh ly

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 y nang xa hoi. hieu ((ve cac) or (vien cac)) thue va tinh dat ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sinh y nang xa hoi. hieu ((ve cac) OR (vien cac)) thue va tinh dat ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: hoc sinh y nang xa hoi. hieu ((ve cac) or (vien cac)) thue va tinh dat ((cua tre) or (cuu tre))*.