It may simply be that a sentence with two adverbs in a row is not very elegant and is stylistically awkward. From the Cambridge English Corpus

Writers have characterised some relationships as arbitrary, whimsical, awkward or confusing, yet celebrated the carefully studied asymmetry of others as an artistic tour-de-force. From the Cambridge English Corpus

For some, the bonding rituals are awkward moments that need to be negotiated by making excuses and hanging back. From the Cambridge English Corpus

It is, therefore, awkward to use improving values for algorithms like alpha-beta that use both upper and lower bounds. From the Cambridge English Corpus

This finding is awkward for the theory, but it is certainly not a fatal blow. From the Cambridge English Corpus

Words like awkward and coyote can be described as having informative beginnings, because they start with uncommon trigrams. From the Cambridge English Corpus

The opening phrases' serrated profile thematises awkward melodic disjunctures. From the Cambridge English Corpus

This awkward piece, gangling and almost painfully honest in its criticism, was, so to speak, 'disappeared'. From the Cambridge English Corpus

Some of the clients reported, however, that asking aiders to do extra could put them in an awkward position. From the Cambridge English Corpus

Furthermore, defining the branches of the polytypic function as records is somewhat awkward, and could be improved with specialized syntax. From the Cambridge English Corpus

He knew that she would find it awkward, if not unacceptable, for his subordinate to address him by his first name. From the Cambridge English Corpus

One finds it a hard go in places with awkward phrasing and incomplete editing. From the Cambridge English Corpus