| blow | /bl-/ | 21 | 34.4 | bl was pronounced wrongly as bɨl, bil |
| below | No cluster | 6 | 9.8 | Wrongly pronounced as bɨloʊ, bloʊ, biloʊ |
| flow | /fl-/ | 38 | 62.3 | fl was pronounced wrongly as fɨl, fol, fil |
| follow | No cluster | 5 | 8.2 | Wrongly pronounced as floʊ, fɨloʊ |
| sport | /sp-/ | 61 | 100 | sp was wrongly pronounced as ɨsp, sɨp |
| support | /-rt/ | 14 | 23 | Wrongly pronounced as sa:pɔrt, ɨspɔrt |
| disprove | /-spr-/ | 40 | 65.6 | spr was pronounced wrongly as səpr, spər, spor |
| disapprove | /-pr-/ | 4 | 6.5 | Wrongly pronounced as dispərov, disapɨyiruv |
| strong | /str-/ | 61 | 100 | str was produced wrongly as ɨstɨr, ɨsɨtr |
| students | /-nts/ | 61 | 100 | nts was produced wrongly as ntɨs, nɨts, nt-s |
| three | /θr-/ | 61 | 100 | θri: was produced wrongly as sɨrɪ |
| health | /-lθ/ | 61 | 100 | lθ was produced wrongly as lz, lzɪ |
| thanked | /-ŋkt/ | 61 | 100 | ŋkt was produced wrongly as nkɨd, nɨkd |
| sixth | /-ksθ/ | 61 | 100 | ksθ was produced wrongly as ksɨz, ksɨtɨz, ksɨs |
| scripts | /skr-/, /-pts/ | 61 | 100 | skr was produced wrongly as ɨskɨr, ɨs-krpts was produced wrongly as ptəs, ptɨs, bitɨs |
| strengths | /str-/, /-ŋθs/ | 61 | 100 | The initial cluster str- was produced wrongly as ɨstɨr, ɨsɨtr, ŋθs was pronounced wrongly as ngɨsz,n-gɨzɨs |