The phrase "allowed strengthening" is correct and usable in written English.
It can be used in contexts where permission or approval is given to enhance or reinforce something.
Example: "The committee has approved the allowed strengthening of the building's structure to ensure safety."
Alternatives: "permitted enhancement" or "authorized reinforcement".
Furthermore, the methodology used to identify AEs was based on a two-steps approach, which allowed strengthening the assessment.
With respect to this, we feel that the person-to-person interaction during the telephone reminders and visits played an important role in our results, as they allowed strengthening ties between reporting personnel and the central hub and possibly enhanced the perception of ownership among reporting personnel.
Favorable conditions allowed strengthening, with an upgrade to Tropical Storm Danielle later that day.
The compression efficiency and computational complexity experiments performed allow concluding that upgrading DVC solutions with HEVC Intra coding allows strengthening the DVC positioning in the video coding landscape.
Due to the approach of an upper-level trough, it was expected to dissipate quickly from wind shear, although forecasters noted the possibility for the trough to provide an outflow channel, which might allow strengthening.
On the other hand, defect of outer membrane may allow strengthening of inner membrane structure by up-regulating membrane proteins.
This exercise allows strengthening while removing resistance brought about by gravity.
Light wind shear surrounding the hurricane allowed further strengthening to take place.
Nonetheless, strong convection and intermittent development of an eye allowed for strengthening of the storm on September 14.
An anticyclone aloft allowed for strengthening, and the JMA upgraded the depression to Tropical Storm Nepartak on November 12.
Due to cool, dry air, the system initially did not intensify, although its passage over warmer sea surface temperatures on March 19 allowed for strengthening.
