Perhaps you should try some spelling variations:
thuoc sac » thuoc sach, thuoc dac, thuoc sai
van nham » van nam, van nhan, van tham
van chat » cao chat
thuc dan » thuc hanh, hoc dan, thuc vat
dan dinh » dang dinh, doan dinh, van dinh
dinh dau » dinh dat, dinh du, danh dau
nang xa » nang x, lang xa, nang ma
dau cua » dai cua, day cua, cau cua
sac ky » cac ky, sai ky
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc sac ky nang xa hoi. thien ((van nham) or (van chat)) thuc dan dinh dau cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sac ky nang xa hoi. thien ((van nham) OR (van chat)) thuc dan dinh dau cua te.
• Adding a wildcard symbol may retrieve word variants: thuoc sac ky nang xa hoi. thien ((van nham) or (van chat)) thuc dan dinh dau cua te*.