I and my wife has been 2gether for 10 yrs but still we dont have a baby, pls do help us.?

we are very much worried bec we know that artificial insemination is quite expensive,pls help us if ever u know some1 is a doctor or a philantropist who reali have a good heart and wanted to help us or even some1 is in need of a subject for IVF trial or for whatever reason.thnx may God help us