Finally, a "multiple origin soft sweep" occurs when mutations are common (for example in a large population) so that the same or similar beneficial mutations occurs on different genomic backgrounds such that no single genomic background can hitchhike to high frequency.
fˈaɪnəli, ˈeɪ "mˌʌltɪpəl ˈɔːɹɪdʒˌɪn sˈɔft swˈiːp" əkˈɜːz wɛn mjuːtˈeɪʃənz ɑːɹ kˈɑːmən fɔːɹ ɛɡzˈæmpəl ɪn ɐ lˈɑːɹdʒ pˌɑːpjʊlˈeɪʃən sˌoʊ ðætðə sˈeɪm ɔːɹ sˈɪmɪlɚ bˌɛnɪfˈɪʃəl mjuːtˈeɪʃənz əkˈɜːz ˌɔn dˈɪfɹənt dʒɛnˈɑːmɪk bˈækɡɹaʊndz sˈʌtʃ ðæt nˈoʊ sˈɪŋɡəl dʒɛnˈɑːmɪk bˈækɡɹaʊnd kæn hˈɪtʃhaɪk tə hˈaɪ fɹˈiːkwənsi.