... collocated with dif-ferent words. For instance, when “潮流 chao-liu „trend‟” is collocated with “时代 shi-dai „times‟”, they are often translated into the “trend of times”; when collocated with “历史 ... translation T2 by constraining their translation order with the proposed model. 5 Collocations vs. Co-occurring Words We compared our method with the method that models the reordering orientations ... 3 Reordering Model with Source Lan-guage Collocations In this section, we first describe how to estimate the orientation probabilities...