Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
phuong van » phong van, phuong lan, phuong va
quan dung » quang dung, quan duong, qua dung
ban cau » bang cau, ban can, van cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - hanh trinh quan dung ((phuong van) OR (phung van)) ban cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - hanh trinh quan dung ((phuong van) OR (phung van)) ban cau".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - hanh trinh quan dung ((phuong van) OR (phung van)) ban cau*.