Problem in Posting

have few problem on posting. sample text that i post in my blog

” The іnternеt offеrѕ enоrmоuѕ оpроrtunitіes tо ѕtаrt a suссеssful busіnеѕѕ. Howеver, if you аre thinkіng of ѕtartіng an оnlіnе businеsѕ іt iѕ impоrtаnt to know ѕоmе оnlinе bаsісѕ befоre уou mаkе the dесisіоn.”

when i preview it became
“The ?ntern?t off?r? en?rm?u? ?pр??tunit?es t?……..”

hopefully you could tell me what to do…there are lot of article i wanna post then when this think happen, it jammed my work.