Perhaps you should try some spelling variations:
cham duc » pham duc, cham soc, pham duy
su triet » su viet, su tien, ve triet
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va cham » va chat, va tham
va tinh » may tinh
tinh ki » trinh ki, tinh vi, tinh kien
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ki su » ky su

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang xa hoi. hieu va cham duc va tinh ki su triet~.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. hieu va cham duc va tinh ki su triet*.