Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
dung cong » dung trong
lan chinh » luan chinh, van chinh, hanh chinh
chinh can » chinh ca, chinh ban, chinh cau
ho chieu » theo chieu, hoc thieu, doi chieu
tra tuan » tran tuan, tra quan, ta tuan
tri tuan » tri quan, tran tuan, tri tue
cong lan » cong luan, cong lang, cong san

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - thanh ((tra tuan) or (tri tuan)) dung cong lan chinh can~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh ((tra tuan) OR (tri tuan)) dung cong lan chinh can.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh ((tra tuan) or (tri tuan)) dung cong lan chinh can*.