Perhaps you should try some spelling variations:
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
han tai » hang tai, nhan tai, van tai
tai cua » thai cua, tai cuc, tri cua
va cau » van cau, va cac, va dau
xuc va » luc va, xac va
tuc va » thuc va, truc va, tuc xa
cua tu » cua tuc, cua su, cua cu

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 ky nang xa hoi. lieu va cau ((((xuc va) OR (tuc va))) or (duc va)) han tai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang xa hoi. lieu va cau ((((xuc va) OR (tuc va))) OR (duc va)) han tai cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang xa hoi. lieu va cau ((((xuc va) OR (tuc va))) or (duc va)) han tai cua tu".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. lieu va cau ((((xuc va) OR (tuc va))) or (duc va)) han tai cua tu*.