Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
cong luong » cong thuong, nang luong, cong dong
hoc thien » hoc hien, hoc thieu, hoc thiet
nang hang » nang sang, hang hang, cang thang
luong ben » luong bien, huong ben, luong dien
hang cua » mang cua, hang ca, huong cua
ben than » benh than, ban than, nen 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 thanh - nang hang cua cong luong ben than cap~.
• Adding a wildcard symbol may retrieve word variants: hoc thien thanh - nang hang cua cong luong ben than cap*.