Number | Keyword | Centrality |
1 | education | 0.27 |
2 | acquisition | 0.25 |
3 | anxiety | 0.23 |
4 | culture | 0.17 |
5 | explicit knowledge | 0.16 |
6 | consciousness | 0.11 |
7 | affective filter hypothesis | 0.09 |
8 | foreign language | 0.09 |
9 | comprehensible input | 0.08 |
10 | explicit instruction | 0.08 |