Perhaps you should try some spelling variations:
han thai » han tai, ban thai, van thai
cham xuc » cam xuc, chat xuc, cham soc
kly nang » ky nang, ki nang, ke nang
kha nang » phap nang, ky nang, ki nang
su sach » so sach, vu sach
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
ly nang » ky nang, ly hang, ly vang
thai va » thai van
xuc va » duc va, tuc va, luc va
va han » va phan, van han, va hanh
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 ((ly nang) or (((kly nang) OR (kha nang)))) xa hoi. hieu ve cham xuc va han thai va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ly nang) OR (((kly nang) OR (kha nang)))) xa hoi. hieu ve cham xuc va han thai va thiet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((ly nang) or (((kly nang) OR (kha nang)))) xa hoi. hieu ve cham xuc va han thai va thiet".
• Adding a wildcard symbol may retrieve word variants: su sach ((ly nang) or (((kly nang) OR (kha nang)))) xa hoi. hieu ve cham xuc va han thai va thiet*.