Perhaps you should try some spelling variations:
thuc nano » truc nano, thuc hanh, chuc nang
cach thuc » anh thuc, cac thu
dat tren » dat trong, dua tren
cau tren » cu tren, dau tren, ca tren
va thanh » gia thanh, ban thanh, va tinh
hieu van » hieu va, thien van, lieu va
van cam » van nam, van lam, van cau
nano xa » nano va, nano bac, nano cau
su cach » su sach, tu cach, su cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach thuc nano xa hoi. hieu van cam xuc ((va thanh) or (may tinh)) vi ((cau tren) or (dat tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach thuc nano xa hoi. hieu van cam xuc ((va thanh) OR (may tinh)) vi ((cau tren) OR (dat tren)).
• Adding a wildcard symbol may retrieve word variants: su cach thuc nano xa hoi. hieu van cam xuc ((va thanh) or (may tinh)) vi ((cau tren) or (dat tren))*.