The phrase "constitute obstacles" is correct and usable in written English.
It is commonly used to indicate that something is creating a hindrance or difficulty. For example: "Financial constraints constitute obstacles to further development."
"Any measures by any foreign countries should be conducive to safeguarding the interests of consumers," Mr. Wang said, adding that those measures should not "constitute obstacles or be used as protectionist excuses to impede the normal conduct of trade relations".
It is also true that the rigorous argumentation, analysis of language, and use of symbolic logic often constitute obstacles for outsiders to this methodology.
Once people have fallen, they constitute obstacles to others and are endangered by others falling on top of them, since these can also not control their steps anymore as they wish.
In short, then, the things Nietzsche identifies as "valuable" for life are those he takes to be necessary for the flourishing of the highest types of life (or human excellence), while those that he identifies as harmful to it are those that he takes to be things that constitute obstacles to such flourishing.
Both the domain-specific language and visualizations, aimed to facilitate communication, can constitute obstacles or introduce misinterpretations.
Cytosine arabinoside-based chemotherapy coupled with anthracycline is currently the first-line treatment for acute myeloid leukaemia (AML), but diverse responses to the regimen constitute obstacles to successful treatment.
Designed to limit the political success of small extremist parties, such thresholds can constitute significant obstacles to representation.
Subjective emotions and social custom constitute major obstacles to the disinterested use of reason in the quest for objective knowledge.
Preliminary studies performed in our group indicate that such difficulties may constitute major obstacles for the genetic manipulation of the oleaginous yeast Lipomyces starkeyi DSM 70296, a promising candidate for biodiesel production.
Apathy, frustration and distrust of the political system constitute genuine obstacles to voter turnout, but the problem runs much deeper, involving significant barriers to voting in this country.
These living conditions constitute major obstacles to self-management of chronic illnesses [ 13, 15, 18, 19].
