Perhaps you should try some spelling variations:
sach thi » sach thu, sach tai, sach tham
hoang xa » hoang ha, hoang va, hoang xuan
cham xuc » cam xuc, chat xuc, cham soc
hanh tai » thanh tai, hang tai, han tai
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
hanh va » hang va, hanh vi
xuc va » duc va, tuc va, luc va

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 thi) OR (sach thieu)) hoang xa hoi. hieu ve cham xuc va ((hanh tai) or (hanh va)) cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach thi) OR (sach thieu)) hoang xa hoi. hieu ve cham xuc va ((hanh tai) OR (hanh va)) cua vat.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach thi) OR (sach thieu)) hoang xa hoi. hieu ve cham xuc va ((hanh tai) or (hanh va)) cua vat".
• Adding a wildcard symbol may retrieve word variants: tu ((sach thi) OR (sach thieu)) hoang xa hoi. hieu ve cham xuc va ((hanh tai) or (hanh va)) cua vat*.