Perhaps you should try some spelling variations:
thanh tung » thanh cong
cua thong » cua thuong, cua khong, cua tong
thong tac » thong cac, tuong tac, thong bac
thong tai » truong tai, thong tin, hang tai
ho chieu » theo chieu, hoc thieu, doi chieu
tung cua » trung cua, tuong cua, dung cua
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: ((ho chieu) or (hoc hien)) tinh - thanh tung cua thong ((thong tac) OR (thong tai)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc hien)) tinh - thanh tung cua thong ((thong tac) OR (thong tai)) toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (hoc hien)) tinh - thanh tung cua thong ((thong tac) OR (thong tai)) toan ban*".