Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
ho chieu » theo chieu, hoc thieu, doi chieu
theo chu » theo chieu, cho chu, chao chu
tuong va » truong va, thuong va, luong va
va trong » va truong, va thong, va tuong
tac nhan » tao nhan, cac nhan, tan nhan
dac nhan » cac nhan, danh nhan, ca nhan

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) or (theo chu)) sang - thanh tuong va trong cong ((tac nhan) OR (dac nhan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chu)) sang - thanh tuong va trong cong ((tac nhan) OR (dac nhan)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo chu)) sang - thanh tuong va trong cong ((tac nhan) OR (dac nhan)) cao".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chu)) sang - thanh tuong va trong cong ((tac nhan) OR (dac nhan)) cao*.