| Operation too long/short | A1 | Action |
| Operation mistimed | A2 |
| Operation in wrong direction | A3 |
| Too little/much operation | A4 |
| Misalignment | A5 |
| Right operation on wrong object | A6 |
| Wrong operation on right object | A7 |
| Operation omitted | A8 |
| Operation incomplete | A9 |
| Wrong operation on wrong object | A10 |
| Check omitted | C1 | Checking |
| Check incomplete | C2 |
| Right check on wrong object | C3 |
| Wrong check on right object | C4 |
| Check mistimed | C5 |
| Wrong check on wrong object | C6 |
| Information not obtained | R1 | Retrieval |
| Wrong information obtained | R2 |
| Information retrieval incomplete | R3 |
| Information not communicated | I1 | Communication |
| Wrong information communicated | I2 |
| Information communication incomplete | I3 |
| Selection omitted | S1 | Selection |
| Wrong selection made | S2 |