bbbbbb bibiri bibiru bihpur biribi birpur birrus bissh- bribir bribri briish brubru bububu buhusi burbur burris burrup bururi bushsr bussh- busshi hibhib hipihi hippus hubbub hubris hubrus hububb huh-uh huishu hurius hushih hushup ishibu isurus phipps pihuri pipipi pipiri pipisb pippip pirrip pissis piuish piupiu piusii pppppp ppsspp pripps pubsub pubusi puppis puriri purisi purius purpur pushup pussi rhipi- rhipis ribbis ribhus ribisi ripsup rishis rub-up rubish rubsup ruhubi rupshu russus sbirri shibui shihhi shipur shirrs shirui shirur shishi shisui shiurs shrubs shshsh shuibu shursh shusui sibpur siiiii sipirs siriri sirius sirpur sirris sirrup sirsir sirups sishui sisisi spiri- spiris sprush sripur srprss subisu subrip suburb suburi suphis sushis susurr ubussu uh-huh uhhuhs uppish uprush upshur urpish uruppu urushi usbhub usiris ussuri usurps