Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
duong song » duong cong, xuong song, dong song
duong hong » duong cong, duong trong, duong vuong
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
tran tuan » tran xuan, tran quang, tran thanh
van tuan » van quan, van ban, anh tuan
tuan tu » tuan thu, tran tu, toan tu

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 manh - hanh ((trung cua) or (tran tuan)) ((duong song) OR (duong hong)) van tuan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - hanh ((trung cua) OR (tran tuan)) ((duong song) OR (duong hong)) van tuan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu manh - hanh ((trung cua) or (tran tuan)) ((duong song) OR (duong hong)) van tuan tu".
• Adding a wildcard symbol may retrieve word variants: hoc thieu manh - hanh ((trung cua) or (tran tuan)) ((duong song) OR (duong hong)) van tuan tu*.