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National Center for : 44 phrases in 19 subjects |
| Agriculture | 3 |
| Art | 2 |
| Banking | 1 |
| Criminal law | 1 |
| Education | 3 |
| Electronics | 1 |
| Environment | 2 |
| General | 5 |
| Health care | 5 |
| Hobbies and pastimes | 2 |
| Immigration and citizenship | 1 |
| Labor law | 1 |
| Law | 2 |
| Name of organization | 2 |
| Natural sciences | 3 |
| Scientific | 1 |
| Social science | 4 |
| Statistics | 4 |
| Taxes | 1 |