Perhaps you should try some spelling variations:
thieu quang » hieu quang, thien quan, trien quang
hoc thieu » toc thieu, hoc hien
canh manh » canh tranh, cach mang, van manh
lanh manh » lanh tranh, lan anh, van manh
cua nhung » va nhung
cong vang » cong lang, cong quang, cong ngang
cong van » cong san, song van, cong tan
phan dau » phan tu, hang dau

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 quang - ((canh manh) or (lanh manh)) cua nhung ((cong van) OR (cong vang)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu quang - ((canh manh) OR (lanh manh)) cua nhung ((cong van) OR (cong vang)) phan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu quang - ((canh manh) or (lanh manh)) cua nhung ((cong van) OR (cong vang)) phan dau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu quang - ((canh manh) or (lanh manh)) cua nhung ((cong van) OR (cong vang)) phan dau*.