The phrase 'might have restricted' is correct and usable in written English.
You can use it when you want to express the possibility that something was restricted at some point in the past. For example, "The store's limited capacity during the pandemic might have restricted the number of customers who were able to enter."
Officials said the pinching might have restricted the baby's breathing and caused him to suffocate.
Likewise, in June, an American's travels in Europe with what was thought to be a highly dangerous strain of tuberculosis were not reported to the authorities at the health organization, who might have restricted his movements.
A realistic statewide plan, experts say, would tell developers that they could not build if no water was available, and might have restricted some of the enormous growth in the Atlanta area over the last decade.
The lower multiplication rate and vermicompost recovery in cruciferous and cucurbitaceous crop wastes could be due to the presence of glycoalkaloids sinigrin and cucurbitacin, respectively, that might have restricted the feeding, multiplication and production of vermicompost by the earthworm.
Ozturk et al. [84] inferred that the formation of glyphosate Fe complexes might have restricted the availability of Fe(III), crucial for the maintenance of Fe-reductase enzyme activity, in plant cells.
Colorado's constitution has barred public money from funding abortions since 1984, meaning the proposed Coloradocare system might have restricted access to abortion.
Like the origin of PAH-MN discussed above, the same strength of natural selection minimizing toxic side effects might also have restricted the abandonment trajectories in the evolutionary process for disuse of the dispensable metabolic capability in the host-dependent mycobacteria.
This phenomenon might explain why several authors have restricted their conclusions to (1) these conserved parts of ITS2, and (2) to CBCs.
The rules have restricted other Web efforts.
The property might have been restricted by the deed, but the air rights were not, according to the city.
American officials said he had distributed cellphones and computers, both of which are legal on the island, as well as other communications equipment that might have been restricted.
