Perhaps you should try some spelling variations:
phuong thao » phuong phap, phuong thuc
cong phuong » cong thuong, cong huong, dong phuong
thieu sang » chieu sang, thieu khang, thieu quang
hoc thieu » toc thieu, hoc hien
hanh dung » thanh dung, anh dung, hanh dong
thao tuan » than tuan, thanh tuan, tran tuan
dung cua » dung luan, dung cho
tuan cu » tuan tu, quan cua, tuan thu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sang - hanh dung cua cong phuong thao tuan cu~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - hanh dung cua cong phuong thao tuan cu*.