Perhaps you should try some spelling variations:
trinh han » trinh quan
dang cong » dung cong
cong danh » cuong danh, cong dan, cong thanh
chi xanh » chi anh, chi danh, chi hanh
tinh cua » trinh cua, sinh cua, tinh chat
tuan tap » tuan tai, tuyen tap, toan tai
toan tap » toan ban
doi chi » doi khi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - hanh ((trinh han) OR (tinh cua)) dang cong danh ((tuan tap) OR (toan tap))~.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - hanh ((trinh han) or (tinh cua)) dang cong danh ((tuan tap) or (toan tap))*.