bunzip2 -df /projects/NBL/HS1803/616GYAAXX_6/tophat_wj/616GYAAXX_6_1_concat_qseq.txt.bz2 ... bunzip2 -df /projects/NBL/HS1803/616GYAAXX_6/tophat_wj/616GYAAXX_6_2_concat_qseq.txt.bz2 ...