Perhaps you should try some spelling variations:
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
xang xa » lang xa, mang xa, ang xa
ve cham » va cham, ve chat, vu cham
va chat » van chat, va phat, cao chat
han tai » hang tai, nhan tai, toan tai
van tai » von tai, van tuan
xuc va » duc va, tuc va, luc va
thiet » thieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty xang xa hoi. hieu ((ve cham) or (va chat)) xuc va ((han tai) or (van tai)) va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty xang xa hoi. hieu ((ve cham) OR (va chat)) xuc va ((han tai) OR (van tai)) va thiet.
• Adding a wildcard symbol may retrieve word variants: su sach ty xang xa hoi. hieu ((ve cham) or (va chat)) xuc va ((han tai) or (van tai)) va thiet*.