| busy tone signal(expression, activity, business, task, affair) |
| busy town(expression, activity, business, task, affair) |
| busy traffic(expression, activity, business, task, affair) |
| busy treatment(expression, activity, business, task, affair) |
| busy verification of stations(expression, activity, business, task, affair) |
| busy verification service(expression, activity, business, task, affair) |
| busy work(expression, activity, business, task, affair) |
| busy world of men(expression, activity, business, task, affair) |
| buy a tv set on time(expression, activity, business, task, affair) |
| call complete busy subscriber(expression, activity, business, task, affair) |
| call completion busy subscriber(expression, activity, business, task, affair) |
| call completion busy subscriber service(expression, activity, business, task, affair) |
| call completion internet busy(expression, activity, business, task, affair) |
| call completion on busy subscriber(expression, activity, business, task, affair) |
| call completion on internet busy(expression, activity, business, task, affair) |
| call completion to busy subscriber(expression, activity, business, task, affair) |
| call diversion on busy(expression, activity, business, task, affair) |
| call forward busy(expression, activity, business, task, affair) |
| call forwarding busy(expression, activity, business, task, affair) |
| call forwarding busy line(expression, activity, business, task, affair) |