Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
quang tuan » quang thanh, quan luan, quang cua
theo tiem » theo tieu, them niem, thep tieu
tiem hanh » tien hanh, tim hanh, tien thanh
cua nhung » va nhung
quang tan » quang tran, quang toan, quang ban
va cua » va chua, via cua, ca cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tiem hanh - hang va cua nhung cong ((quang tan) or (quang tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tiem hanh - hang va cua nhung cong ((quang tan) OR (quang tuan)) cau.
• Adding a wildcard symbol may retrieve word variants: theo tiem hanh - hang va cua nhung cong ((quang tan) or (quang tuan)) cau*.