Perhaps you should try some spelling variations:
thieu quang » hieu quang, thien quan, trien quang
hanh truong » hanh trong, anh truong, manh truong
hoc thieu » toc thieu, hoc hien
thanh bac » nhanh bac, thanh san, thanh hai
thanh bai » thanh hai, thanh tai, thanh oai
cong ban » cong bang, cong san, cong tan
cua van » cua ban, cua dan, cua can

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 - hanh truong ((cua van) or (cua vat)) cong ban ((thanh bac) OR (thanh bai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu quang - hanh truong ((cua van) OR (cua vat)) cong ban ((thanh bac) OR (thanh bai)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu quang - hanh truong ((cua van) or (cua vat)) cong ban ((thanh bac) OR (thanh bai))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu quang - hanh truong ((cua van) or (cua vat)) cong ban ((thanh bac) OR (thanh bai))*.