 |
| hygienist: 37 phrases in 18 subjects |
| Aviation medicine | 1 |
| Dentistry | 1 |
| Education | 4 |
| Energy industry | 2 |
| Firefighting and fire-control systems | 1 |
| General | 5 |
| Industry | 2 |
| Makarov | 1 |
| Medical | 8 |
| Medical appliances | 1 |
| Occupational health & safety | 3 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Sakhalin | 1 |
| United States | 1 |
| Water supply | 1 |
| Weapons of mass destruction | 2 |
| Welding | 1 |