| Similarity | Rank | |
|---|---|---|
| language_learn | 0.846 | 81849 |
| language_acquisition | 0.794 | 71235 |
| language_teaching | 0.792 | 93457 |
| learn_language | 0.733 | 80041 |
| language_development | 0.693 | 49191 |
| learning | 0.680 | 1941 |
| second_language | 0.668 | 91699 |
| foreign_language | 0.663 | 16761 |
| bilingualism | 0.659 | 70230 |
| multilingualism | 0.640 | 74894 |
| language_skill | 0.638 | 28707 |
| language_course | 0.632 | 50182 |
| language_teacher | 0.625 | 94555 |
| learn_English | 0.618 | 36792 |
| speak_language | 0.616 | 47273 |
| the_learn_process | 0.616 | 20369 |
| intercultural_communication | 0.616 | 92005 |
| native_speaker | 0.616 | 62906 |
| language | 0.608 | 459 |
| linguistics | 0.607 | 17606 |
| mother_tongue | 0.606 | 57439 |
| language_class | 0.595 | 94292 |
| bilingual_education | 0.594 | 90446 |
| lifelong_learning | 0.590 | 24386 |
| active_learning | 0.589 | 59682 |