![]() |
|
hollow : 767 phrases in 59 subjects |
| Agriculture | 22 |
| Analytical chemistry | 2 |
| Anatomy | 1 |
| Antennas and waveguides | 1 |
| Archaeology | 1 |
| Architecture | 5 |
| Automobiles | 7 |
| Biology | 2 |
| Book binding | 1 |
| British usage, not spelling | 1 |
| Chemistry | 16 |
| Coal | 4 |
| Construction | 231 |
| Cultural studies | 1 |
| Cycling other than sport | 2 |
| Earth sciences | 8 |
| Electric traction | 1 |
| Electronics | 9 |
| Engines | 7 |
| Environment | 1 |
| Finances | 1 |
| Food industry | 1 |
| Foreign trade | 2 |
| General | 62 |
| Geology | 2 |
| Health care | 3 |
| High energy physics | 2 |
| Hobbies and pastimes | 1 |
| Industry | 31 |
| Informal | 2 |
| Life sciences | 3 |
| Mammals | 8 |
| Materials science | 3 |
| Measuring instruments | 2 |
| Mechanic engineering | 23 |
| Medical | 30 |
| Medical appliances | 20 |
| Metallurgy | 38 |
| Military | 1 |
| Mining | 12 |
| Municipal planning | 1 |
| Natural resourses and wildlife conservation | 3 |
| Nuclear physics | 2 |
| Oil / petroleum | 1 |
| Optics branch of physics | 4 |
| Packaging | 3 |
| Paleontology | 3 |
| Physics | 16 |
| Platform diving | 1 |
| Polymers | 4 |
| Radiation | 2 |
| Rowing | 2 |
| Sailing | 1 |
| Swimming | 2 |
| Technology | 124 |
| Textile industry | 6 |
| Transport | 15 |
| Weapons and gunsmithing | 6 |
| Zoology | 1 |