Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
trong chuan » thong chuan, trong chan, trong thuan
trung chua » trung cua, trung ha, trung hoa
hoc thieu » toc thieu, hoc hien
song song » song hong, song dong, xuong song
van gian » van giang, van giao, van giam

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