many awkward yet grammatically valid sentences

awkward.txt

There are so many gramatically valid but awkward english sentences.
There are many awkward but gramatically valid english sentences.
There exist many english sentences which are gramatically valid, but awkward to read.
There are many awkward english sentences which are, never the less, gramatically valid.
The english language contains many awkward-to-read sentences that are within the set of gramatically valid sentences.
The set of gramatically valid english sentences contains many that are quite awkward.
Many gramatically valid english sentences are awkward.
The grammatic vallidity of a given engilsh sentence does not preclude it's awkwardness.
There are many awkward, gramatically valid english sentences.
Many awkward sentences are gramatically valid english.
Gramatically valid english still has many awkward sentences.
Such awkward english, very grammatical, wow.
The constraints of english grammar are insufficant to enforce the unawkwardness of any given sentence.
If awkward writing be your goal, maintaining correct english grammar is of no great hindrance!
An unawkward sentences is not born directly from correct english gammar.
Correct english grammar an unawkward sentence doth not make!
correctly grammatic awkward english senteces are numerous.
grammatic but awkward english sentences are numerous.
The well of the english language springs forth with a bountiful supply of awkward, yet grammatical, sentences.
Much of valid (grammatically) english reads awkward.

'the above mapped by a function which returns each line after switching the indexes of "valid" and "awkward"';

works

The grammatic vallidity of a given engilsh sentence does not preclude it's awkwardness.

*its