/images/1041385860215607387/1302197089198932040/ta-tai-pham-nhan-khoa-hoc-tu-tien-nga-tai-pham-nhan-khoa-hoc-tu-tien-chuong-1970-han-lap-bi-lua.txt?ex=67273d0b&is=6725eb8b&hm=deb39332c1cc903031720214e7dca688eb6e79f030fb4b530af8699a427a8b72&