Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
nang xa » nang x, lang xa, nang ma
ve cham » va cham, ve chat, vu cham
thuc va » thuc vat, thuc dan, thuc day
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
ve cam » ve cac, va cam, ve cai
va dan » ca dan, va dao, va dau
dan di » danh di, dan da, dan de
di su » doi su, ki su, da su

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 nang xa hoi. hieu ((ve cam) or (ve cham)) thuc va dan di su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang xa hoi. hieu ((ve cam) OR (ve cham)) thuc va dan di su triet.
• Adding a wildcard symbol may retrieve word variants: te sac ky nang xa hoi. hieu ((ve cam) or (ve cham)) thuc va dan di su triet*.