How to find files? How to find directories?

How to find files? 

du -sk ./* | sort -nr

or 

du -sk ./* | grep -i "keyword" | sort -nr

or 

$ find . -maxdepth 1 -iname "*keyword*" -type f -printf "%T+ %p\n" | sort -r

or 

$ find . -maxdepth 1 -iname "*keyword*" -type f -exec du -sk {} + | sort -nr

 

How to find directories?

$ du -sk ./*/ | sort -nr

or

$ du -sk ./*/ | grep -i "keyword" | sort -nr 

or

$ find . -maxdepth 1 -iname "*keyword*" -type d -not -path '.' -printf "%T+ %p\n" | sort -r

or

$ find . -maxdepth 1 -iname "*keyword*" -type d -not -path '.' -exec du -sk {} + | sort -nr