Example: wget -c http://example.com/path/to/office2007.iso
Do not run the ISO on your main PC. Use a virtual machine (VirtualBox, VMware) or an old, offline laptop. index of ms office 2007 iso verified
Look for directories containing multiple editions, checksum files, and dates prior to 2019 (older listings are less likely to be recent traps). Example: wget -c http://example