Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh chan » trinh chuan, trinh han, trinh phan
hieu lang » chieu sang, hieu quang, nhieu tang
chan nang » chang nang, chai nang, chan dang
nang cong » nang song, dang cong, bang cong
hoa thanh » hoan thanh, ha thanh, hoc thanh
thanh cao » thanh ca, thanh cac, thanh thao
cong hoa » dong hoa, dong hoc, hang hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu lang) or (chieu xanh)) - hanh trinh chan nang cong hoa thanh cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (chieu xanh)) - hanh trinh chan nang cong hoa thanh cao.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (chieu xanh)) - hanh trinh chan nang cong hoa thanh cao*.