. "2nd" . . "second (L2)" . "second language speakers" . "Second language" . "second-language" . . "non-native users of any language" . "Second foreign language" . "second-language speakers" . "second or third language" . . "learned language" . "Serbian as a second language" . . "L2 language" . . . . . "Second language" . "First Additional Language" . "L2 speakers" . . . "foreign language" . "target-language" . "2L" . "Additional
language" . . . . "second" . "second languages" . . "L2 users" . . . "Second-language education" . "second language" . . . "Second" . . "primary language" . "a second" . "Second Languages" . . "secondary" . "target language" . "L2" . "third or second" . . "world language" . "non-native speakers" .