# If you'd like to omit non-matching lines from the result; add ';d' to the end of the expression.
sed -E 's/\h*(\d*)t(\d*)o\+?p\+?:\h*/$1$2+ /g;t' <<< "F 1t2op+:vAWGPHGM
F t12o+p: vAWGPHGM
F1t2op+:vAWGPHGM
F 12top+: vAWGPHGM"
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for SED, please visit: https://www.gnu.org/software/sed/manual/html_node/The-_0022s_0022-Command.html