Perhaps you should try some spelling variations:
hoang phuong » bang phuong, doan phuong, hoc phuong
thanh trung » thanh tung
thuat tac » thuat tach, thuat tao, thuat tai
trung cao » truong cao, trung cap, trung co
ki thuat » ky thuat
ban than » ban thanh, van thanh, ban hang
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ki thuat tac - thanh trung cao ((hoang phuong) or (hoang vuong)) ban than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ki thuat tac - thanh trung cao ((hoang phuong) OR (hoang vuong)) ban than cau.
• Adding a wildcard symbol may retrieve word variants: ki thuat tac - thanh trung cao ((hoang phuong) or (hoang vuong)) ban than cau*.