Perhaps you should try some spelling variations:
nhanh thai » nhanh thi, nhanh thanh, nhanh thang
hanh thai » hinh thai, hanh tai, anh thai
tu sach » thu sach, su sach, te sach
vu cham » va cham, vu kham, tu cham
hieu vu » hieu va, hieu ve, hieu su
ty lang » tay lang, ty hang, tu lang
soc va » hoc va, loc va, doc va
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: tu sach ((ty lang) OR (ty xang)) xa hoi. hieu vu cham soc va ((hanh thai) or (nhanh thai)) cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ty lang) OR (ty xang)) xa hoi. hieu vu cham soc va ((hanh thai) OR (nhanh thai)) cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty lang) OR (ty xang)) xa hoi. hieu vu cham soc va ((hanh thai) or (nhanh thai)) cua tu".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty lang) OR (ty xang)) xa hoi. hieu vu cham soc va ((hanh thai) or (nhanh thai)) cua tu*.