Perhaps you should try some spelling variations:
trien cua » truyen cua, trien nha, tri cua
vien cua » viec cua, dien cua, tien cua
thu xac » thau xay
nang xa » nang x, lang xa, nang ma
va nhan » van nhan, ca nhan, va phan
xac ky » cac ky, sac ky, bac ky
ve cao » va cao, ve cac, ve co
ve bao » te bao, va bao
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu xac ky nang xa hoi. hieu ((ve cao) OR (ve bao)) tuc va nhan ((vien cua) or (trien cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu xac ky nang xa hoi. hieu ((ve cao) OR (ve bao)) tuc va nhan ((vien cua) OR (trien cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu xac ky nang xa hoi. hieu ((ve cao) OR (ve bao)) tuc va nhan ((vien cua) or (trien cua)) te".
• Adding a wildcard symbol may retrieve word variants: thu xac ky nang xa hoi. hieu ((ve cao) OR (ve bao)) tuc va nhan ((vien cua) or (trien cua)) te*.