Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thuc day » thuc dan, thuc vat
hanh hai » thanh hai, nhanh hai, hang hai
hieu he » hieu ve, hiem he, hieu le
thuc va » thuc vat, thuc dan
lang ha » long ha
ky lang » ky nang, ky dang, ky tang
hai cua » thai cua, dai cua, hoi cua
he nam » ha nam, nghe nam
sac ky » cac ky, sai ky
ha hoi » hoa hoi, ha noi, xa hoi
te sac » te sach, te cac, te san

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky lang ha hoi. hieu he nam ((thuc va) OR (thuc day)) hanh hai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky lang ha hoi. hieu he nam ((thuc va) OR (thuc day)) hanh hai cua triet".
• Adding a wildcard symbol may retrieve word variants: te sac ky lang ha hoi. hieu he nam ((thuc va) OR (thuc day)) hanh hai cua triet*.