The following helicopters have separate database profiles and suggest they be linked:
Hughes 269A G-SHKK with N8716F
Hughes 269B G-BBSP with N70WT
Hughes 269B G-OSHD with N9457F
Hughes 269B G-REBL with N141LL (each already linked with another airframe)
Hughes 269C G-BAFC with F-GIZS
Hughes 369D N51516 with VH-CSY
Hughes TH-55A Osage N80559 with G-SHPP (already linked with another airframe)
Peter