1 Subjects: “...irrigation main canal pool automation...”

2 Subjects: “...ear canal...”

3 Subjects: “...lined irrigation open-canal...”

4 Subjects: “...Metro Colombo canal system...”

5 Subjects: “...root canal obturation...”

6 Subjects: “...root canal measurement...”

7 Subjects: “...canal stenosis...”

8 Subjects: “...canal pool...”

9 Subjects: “...root canal sealer...”

10 “..., head and ear geometry as they describe the propagation path of the sound from a source to the ear canal...”