ⓐ expecting, ⓑ Please show him in., ⓒ waiting

ⓐ waiting, ⓑ Go right in, please., ⓒ looking

ⓐ staying, ⓑ I don't want to be interrupted now., ⓒ finding

ⓐ seeing ⓑ Please send in him., ⓒ looking