Perhaps you should try some spelling variations:
lang thuong » hang thuong, lan thuong, dang thuong
triet tinh » trieu tinh, trien kinh, tri tinh
trien tinh » trieu tinh, trien kinh, trien minh
chinh quan » chinh luan, chinh quyen, chinh ngan
thuong lan » thuong han, phuong lan, thuong mai
quan lang » quan hoang, gian lang, quan luan
than tap » han tap, phan tap, than cap
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: mon ((triet tinh) or (trien tinh)) - hanh chinh quan lang thuong lan ((than tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: mon ((triet tinh) OR (trien tinh)) - hanh chinh quan lang thuong lan ((than tap) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: mon ((triet tinh) or (trien tinh)) - hanh chinh quan lang thuong lan ((than tap) or (toan tap))*.