| |||
| estuche de libros | |||
| caja de libros | |||
|
box set : 25 phrases in 9 subjects |
| Communications | 5 |
| Electronics | 1 |
| Information technology | 1 |
| Internet | 2 |
| Materials science | 3 |
| Microsoft | 1 |
| Packaging | 8 |
| Telephony | 1 |
| Transport | 3 |
| |||
| estuche de libros | |||
| caja de libros | |||
|
box set : 25 phrases in 9 subjects |
| Communications | 5 |
| Electronics | 1 |
| Information technology | 1 |
| Internet | 2 |
| Materials science | 3 |
| Microsoft | 1 |
| Packaging | 8 |
| Telephony | 1 |
| Transport | 3 |