Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
hanh trung » thanh trung, hanh trang, manh trung
trung tuan » trung thanh, trung tam, tran tuan
nhung cong » thong cong, hang cong, nhung don
khang benh » kham benh, khang sinh, giang benh
hoc thieu » toc thieu, hoc hien
dung cong » dung trong

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu khang - hanh trung tuan ((nhung cong) or (dung cong)) van ((khang benh) OR (phong benh))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu khang - hanh trung tuan ((nhung cong) OR (dung cong)) van ((khang benh) OR (phong benh)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu khang - hanh trung tuan ((nhung cong) or (dung cong)) van ((khang benh) OR (phong benh))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - hanh trung tuan ((nhung cong) or (dung cong)) van ((khang benh) OR (phong benh))*.