Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
hoc thieu » toc thieu, hoc hien
lanh manh » lanh tranh, lan anh, van manh
cua nhung » va nhung
dung manh » duong manh, dung danh, hung manh
tung manh » hung manh, duong manh, luong manh
manh cua » doanh cua, ban cua
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 sang - lanh manh cua nhung ((dung manh) or (tung manh)) tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - lanh manh cua nhung ((dung manh) OR (tung manh)) tuan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - lanh manh cua nhung ((dung manh) or (tung manh)) tuan cau*.