Searching on various misspellings of "millefiori" sometimes reveals excellent and interesting buys on eBay. For example, there are currently over 200 listings for "millefiore beads" and the misspelling even appears in ad literature (see attached photo).

This particular misspelling is so common that some trade bead sellers list their items along with the proper spelling.

Other less common variations are millifiori, millifiore, milifiori, etc.