# Find files of name blah in / (ignores case)
find / -iname blah
# Find files of name blah in / (case sensitive)
find / -name blah
# Find directories of name blah in /home
find /home -type d -name blah
# Find files using glob
find /home -type f -name "*.txt"
# Permissions 777
find / -type f -perm 0777 -print
# Without Permissions 777
find / -type f ! -perm 0777 -print
# File based on user
find /home -user blah
# File based on group
find /home -group blah
# Modified in the last 50 days
find / -mtime 50
# Accessed in the last 50 days
find / -atime 50
# Modified last 50-100 days
find -mtime +50 -mtime -100
# Modified in last hour
find / -mmin -60
# Files based on size
find / -szie +50M -size -100M