Perhaps you should try some spelling variations:
tinh hinh » tinh ninh, tinh binh, linh chinh
suc tinh » suc tich, sac tinh, su tinh
hinh hai » hinh thai, tinh hai, hinh bai
hieu van » hieu va, thien van, lieu va
cham suc » cham soc, cham cuu, cao suc
tu sach » thu sach, su sach, te sach
ty nang » ky nang, ty hang, ly nang
hai cua » thai cua, dai cua, hoi cua
hieu ve » hieu va
cua te » cua tu

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 nang) or (ty xang)) xa hoi. ((hieu ve) OR (hieu van)) cham suc tinh hinh hai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ty nang) OR (ty xang)) xa hoi. ((hieu ve) OR (hieu van)) cham suc tinh hinh hai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((ty nang) or (ty xang)) xa hoi. ((hieu ve) OR (hieu van)) cham suc tinh hinh hai cua te".
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty nang) or (ty xang)) xa hoi. ((hieu ve) OR (hieu van)) cham suc tinh hinh hai cua te*.