Perhaps you should try some spelling variations:
thien danh » thien anh, thien dang, thien thanh
canh trinh » canh tranh, hanh trinh, canh tinh
cong luong » cong thuong, nang luong, cong dong
cong quang » luong quang, thong quang, duong quang
thieu anh » thien anh, chieu xanh, thieu nhi
trinh va » trinh van, trinh vat, trinh ve
than cao » toan cao, thai cao, than cap

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 anh) OR (thien danh)) - canh trinh va nhung ((cong luong) or (cong quang)) than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu anh) OR (thien danh)) - canh trinh va nhung ((cong luong) OR (cong quang)) than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((thieu anh) OR (thien danh)) - canh trinh va nhung ((cong luong) or (cong quang)) than cao".
• Adding a wildcard symbol may retrieve word variants: toc ((thieu anh) OR (thien danh)) - canh trinh va nhung ((cong luong) or (cong quang)) than cao*.