Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thong cong » trong cong, tong cong, thong thong
trinh toan » tinh toan, thanh toan, trinh han
tranh cua » doanh cua
ho chieu » theo chieu, hoc thieu, doi chieu
manh cua » doanh cua, ban cua
toan cao » toan ban, toan tap

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 tinh - hanh ((tranh cua) OR (manh cua)) thong cong trinh toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - hanh ((tranh cua) OR (manh cua)) thong cong trinh toan cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh ((tranh cua) OR (manh cua)) thong cong trinh toan cao*.