Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc thien » hoc hien, hoc tien, hoan thien
hoc thiet » hoc thuyet, hoc hien, toc thieu
hoc thieu » toc thieu, hoc hien
chinh can » chinh ca, chinh ban, chinh cau
can nhung » canh nhung, cam nhung, ban nhung
cong san » cong tac
san than » sang than, san thanh, ban than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((hoc thien) OR (hoc thiet))) or (hoc thieu)) anh - hanh chinh can nhung cong san than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((hoc thien) OR (hoc thiet))) OR (hoc thieu)) anh - hanh chinh can nhung cong san than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((hoc thien) OR (hoc thiet))) or (hoc thieu)) anh - hanh chinh can nhung cong san than cap".
• Adding a wildcard symbol may retrieve word variants: ((((hoc thien) OR (hoc thiet))) or (hoc thieu)) anh - hanh chinh can nhung cong san than cap*.