Perhaps you should try some spelling variations:
tang mai » tang ma, tang tai, lang mai
su triet » su viet, su tien, ve triet
te sach » toc sach
mai hoi » mai khoi, dai hoi, lai hoi
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
dan day » da day, dan dat, dan da
y tang » ky tang, 6 tang, 7 tang
soc va » hoc va, loc va, doc va
va dan » ca dan, va dao, va dau
day su » day sau, dan su, day du

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y tang mai hoi. hieu ve cham soc va dan day su triet~.
• Adding a wildcard symbol may retrieve word variants: te sach y tang mai hoi. hieu ve cham soc va dan day su triet*.