Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
trinh quan » tinh quang, trinh luat, trinh han
hoc thieu » toc thieu, hoc hien
bang song » nang song
tinh cua » trinh cua, sinh cua, tinh chat
song dan » song danh, song van, cong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban

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 tinh - hanh ((trinh quan) or (tinh cua)) bang song dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh ((trinh quan) OR (tinh cua)) bang song dan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh ((trinh quan) or (tinh cua)) bang song dan toan ban*.