Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
doi chieu » doc hieu, doi chi, ho chieu
tran tuan » tran xuan, tran quang, tran thanh
trung cap » truong cao, trung tam
cong tinh » cong trinh, cong vinh, long tinh
toan ban » van ban

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) or (doi chieu)) sang - thanh ((tran tuan) or (trung cap)) thong cong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (doi chieu)) sang - thanh ((tran tuan) OR (trung cap)) thong cong tinh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (doi chieu)) sang - thanh ((tran tuan) or (trung cap)) thong cong tinh toan ban*.