Perhaps you should try some spelling variations:
thanh trung » thanh tung
thong cong » trong cong, tong cong, thong thong
nang thanh » dang thanh, tang thanh, nhanh thanh
hien hanh » dieu hanh
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
dang hanh » dang thanh, dang van, dang hung
ban hanh » ban hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien hanh - thanh trung cua thong cong ((nang thanh) or (((dang hanh) OR (ban hanh)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - thanh trung cua thong cong ((nang thanh) OR (((dang hanh) OR (ban hanh)))) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien hanh - thanh trung cua thong cong ((nang thanh) or (((dang hanh) OR (ban hanh)))) cau".
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - thanh trung cua thong cong ((nang thanh) or (((dang hanh) OR (ban hanh)))) cau*.