1.  Althusser has a theoretical reason for adopting the views of Lenin and Mao.

2.  While separating these activities analytically from other major processes, like emotional support, it does this for justifiable theoretical reasons.

3.  In general L and P are not equal and it is therefore reasonable to ask if there are theoretical reasons for favouring one over the other.

4.  Evolutionary biologists have strong theoretical reasons for doubting the existence of any longevity gene, however.

5.  For various theoretical reasons, such weakly interacting massive particles, dubbed WIMPs, could exist in great abundance.

6.  He thought I was doing this for theoretical reasons, that I was trying to affront him with my girlhood.

7.  There are at least three theoretical reasons why these questions matter.