Perhaps you should try some spelling variations:
thanh thai » thanh tai, nhanh thai, thanh thao
cua triet » cua viet, su triet, va triet
thanh hai » thanh phan, thanh hoa, thanh san
duc minh » duc anh
tang xa » trang xa, tang ma, lang xa
hieu ve » hieu va, hieu van
cam duc » cam xuc, cao duc, pham duc
sac ky » cac ky
ve cam » ve cham, ve cac, va cam

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sac ky) OR (sai ky)) tang xa hoi. hieu ve cam duc minh ((thanh thai) or (thanh hai)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sac ky) OR (sai ky)) tang xa hoi. hieu ve cam duc minh ((thanh thai) OR (thanh hai)) cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sac ky) OR (sai ky)) tang xa hoi. hieu ve cam duc minh ((thanh thai) or (thanh hai)) cua triet".
• Adding a wildcard symbol may retrieve word variants: su ((sac ky) OR (sai ky)) tang xa hoi. hieu ve cam duc minh ((thanh thai) or (thanh hai)) cua triet*.