Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
hanh trung » thanh trung, hanh trang, manh trung
tuan nhung » quan nhung, tuan hung, thuat nhung
phuong van » phung van, phuong lan, phuong va
phong van » phung van, thong van, phong va
doc hieu » toc thieu, hoc thieu
tan tap » toan tap, han tap, tan tat

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

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