Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
cua truong » cua trung, xuan truong, cac truong
hoc thieu » toc thieu, hoc hien
cua trong » cua trung, qua trong, ca trong
tuong tai » truong tai, luong tai, tuong lai
tai tuan » tri tuan, ta tuan, tai quan
tuan cau » toan cau, quan cau, tuan cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - ((thanh trung) or (thanh tung)) ((cua trong) OR (cua truong)) tuong tai tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((thanh trung) OR (thanh tung)) ((cua trong) OR (cua truong)) tuong tai tuan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((thanh trung) or (thanh tung)) ((cua trong) OR (cua truong)) tuong tai tuan cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((thanh trung) or (thanh tung)) ((cua trong) OR (cua truong)) tuong tai tuan cau*.