1. A method for processing text, comprising: receiving text to be processed; identifying a main language of the text; identifying at least one unrecognized sequence in the text, each unrecognized sequence comprising at least one word that is unrecognized in the main language; for a first secondary language and for each of the at least one unrecognized sequence, determining whether the unrecognized sequence includes a first word recognized in the secondary language and, if so, identifying a sequence of words in the secondary language which includes at least the first word, the identifying of the sequence of words in the secondary language including determining whether the sequence of words in the secondary language should be expanded beyond the first word to include adjacent words; and labeling the text based on the identified sequences of words in the secondary language.