Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trinh » canh tranh, hanh chinh
doi chieu » doc hieu, doi chi, ho chieu
thanh cac » hanh cac, thanh bac, thanh ca
than cap » khan cap, thanh lap, than cua
vat con » va con, vat co, vit con
con ban » con bang, co ban, can ban

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 chieu sang - ((hanh trinh) OR (thanh trung)) cua vat con ban ((than cap) OR (thanh cac))~.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - ((hanh trinh) or (thanh trung)) cua vat con ban ((than cap) or (thanh cac))*.