Perhaps you should try some spelling variations:
hang hai » hoang hai, hang tai, thanh hai
hieu van » hieu va, thien van, lieu va
hanh hai » thanh hai, nhanh hai, hanh tai
nang xa » nang x, lang xa, nang ma
van cac » van hac, van cau, van bac
cac xuc » cam xuc, cac nuoc, chat xuc
cuu tre » cua tre, cau tren, cau treo
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
xuc va » duc va, tuc va, luc 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: su sac ky nang xa hoi. hieu van cac xuc va ((hanh hai) OR (hang hai)) ((cuu tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky nang xa hoi. hieu van cac xuc va ((hanh hai) OR (hang hai)) ((cuu tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ky nang xa hoi. hieu van cac xuc va ((hanh hai) OR (hang hai)) ((cuu tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: su sac ky nang xa hoi. hieu van cac xuc va ((hanh hai) OR (hang hai)) ((cuu tre) or (cua te))*.