Perhaps you should try some spelling variations:
cham duc » cham soc, pham duy, phan duc
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
va tinh » may tinh
tinh ve » trinh ve, tinh ven, dinh ve
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ve cua » le cua, de cua, te cua
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 ve ((cham duc) or (pham duc)) va tinh ve cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky nang xa hoi. hieu ve ((cham duc) OR (pham duc)) va tinh ve cua te.
• Adding a wildcard symbol may retrieve word variants: su sac ky nang xa hoi. hieu ve ((cham duc) or (pham duc)) va tinh ve cua te*.