There is an option you can set so that when using the cd command, small typos are automatically corrected. Add the following to your ~/.bashrc:

# cd: autocorrect small typos and use best guess
shopt -s cdspell 

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Example:

cd Porjects
# Projects

pwd
# /home/judith/Projects

Also, I recommend adding aliases for your most common typos of commands you regularly use to your ~/bashrc. Which ones that are is highly personal, for me it's e.g. tig:

alias tog='tig'
alias tug='tig'