Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
cua truong » cua trung, xuan truong, cac truong
trinh toan » tinh toan, thanh toan, trinh han
chau tinh » ha tinh, cua tinh, cac tinh
tranh cua » doanh cua, manh cua
cha tinh » cham tinh, chai tinh, chua 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 ((cha tinh) or (((chau tinh) OR (cuu tinh)))) - canh tranh cua truong cong trinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((cha tinh) OR (((chau tinh) OR (cuu tinh)))) - canh tranh cua truong cong trinh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((cha tinh) or (((chau tinh) OR (cuu tinh)))) - canh tranh cua truong cong trinh toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((cha tinh) or (((chau tinh) OR (cuu tinh)))) - canh tranh cua truong cong trinh toan ban*.