Boh ya fara babban aikinsa na matasa tare da Brandon Wheat Kings na WHL a 1991, duk da haka, an ba shi zuwa Spokane Chiefs bayan wasanni 4 kawai. A lokacin da aka zaba shi ne 261st da Vancouver Canucks a cikin
Zaɓin shiga NHL na 1992. A kakar wasa ta gaba Boh ya fara tare da Chiefs amma daga baya aka yi ciniki zuwa Medicine Hat Tigers. Lokacin 1993-94 ya ga Boh ya fara tare da Tigers, kafin a sake cinikinsa, a wannan lokacin zuwa Amurkawa na Tri-City a musayar Marc Hussey. Bayan kammala kakar wasan Amurkawa Boh ya zama kwararre, ya sanya hannu tare da Columbus Chill na ECHL wanda ya yi aiki a matsayin ƙungiyar ƙungiyar Canucks ta biyu.