is, isn't
- operator
- is
- is not, isn't
- is greater than, isn't greater than
- is less than, isn't less than
- is a
- is not a, isn't a
- is in
- is not in, isn't in
- is within
- is not within, isn't within
- is between
- is not between, isn't between
- is among
- is not among, isn't among
- is a multiple of
- is divisible by
- there is a, there is no, there isn't a