Perhaps you should try some spelling variations:
thuc nano » truc nano, thuc hanh, chuc nang
cach thuc » anh thuc, cac thu
van hanh » van thanh, ban hanh, van anh
khoa hoc » hoa hoc
hieu van » hieu va, thien van, lieu va
te cach » ve cach, te sach, tu cach
doi cua » dai cua, hoi cua
van cam » van nam, van lam, van cau
vuc van » duc van, luc van, thuc van
cam vuc » cam xuc
cho hoc » co hoc
di cua » dai cua, de cua, do cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: te cach thuc nano ((cho hoc) or (khoa hoc)). hieu van cam vuc van hanh ((di cua) OR (doi cua)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cach thuc nano ((cho hoc) OR (khoa hoc)). hieu van cam vuc van hanh ((di cua) OR (doi cua)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cach thuc nano ((cho hoc) or (khoa hoc)). hieu van cam vuc van hanh ((di cua) OR (doi cua)) cau*".