Perhaps you should try some spelling variations:
cong trong » cong thuong, duong trong, cong trinh
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
nhan dang » nhan dan, phan dang, tran dang
dang chua » dong chuan, dang ha, dang nhu
chua cong » cua cong, chuc cong, chua dong
trong tan » trong quan, trong cac, trong ca

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 - nhan dang chua cong trong tan ((toan ban) OR (van ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - nhan dang chua cong trong tan ((toan ban) OR (van ban))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - nhan dang chua cong trong tan ((toan ban) OR (van ban))*.