Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
hoc thien » hoc hien, hoc thieu, hoc thiet
hanh manh » hanh mang, lanh manh, hoang manh
cua nhung » va nhung
cong vang » cong lang, cong quang, cong ngang
manh cua » doanh cua, ban cua
cong van » cong san, song van, cong tan
chat bao » chat ban, thuat bao, nhat ban

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 hach - hanh manh cua nhung ((cong van) or (cong vang)) chat bao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - hanh manh cua nhung ((cong van) OR (cong vang)) chat bao.
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - hanh manh cua nhung ((cong van) or (cong vang)) chat bao*.