Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
cong ngang » cong nhan, cong quang, cong lang
ngang phan » nang phan, nang phat, nang phap
hoc thien » hoc hien, hoc thieu, hoc thiet
trang cua » tranh cua, tang cua, trung cua
dang cong » dung cong
hang cua » mang cua, hang ca, huong cua
phan cau » phan dau, phan cac, phan tu

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 ((trang cua) or (hang cua)) dang cong ngang phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - hanh ((trang cua) OR (hang cua)) dang cong ngang phan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - hanh ((trang cua) or (hang cua)) dang cong ngang phan cau*.