The phrase "are commonly explained by" is correct and usable in written English.
It can be used when discussing theories, phenomena, or concepts that are typically clarified or interpreted through certain explanations or frameworks.
Example: "The observed behaviors in the study are commonly explained by social learning theory."
Alternatives: "are often clarified by" or "are typically accounted for by".
The variations in volatile and trace elements composition are commonly explained by a compositional variation of the metasomatic agent (e.g. Straub et al. [2004]; Le Voyer et al. [2008]; Sadofsky et al. [2008]; Bouvier et al. [2010]; Sorbadere et al. [2011]).
Therapy resistance and tumour relapse after drug therapy are commonly explained by Darwinian selection of pre-existing drug-resistant, often stem-like cancer cells resulting from random mutations.
The SES differences in health are commonly explained by a combination of SES causing health differences [ 18, 29, 30] and selection into SES on factors related to health ("indirect selection") [ 31, 32].
The disappointing results of clinical research are commonly explained by the failure of researchers to adequately attend to sub-grouping of the chronic non-specific low back pain population.
Gene rearrangements are commonly explained by a process of "tandem duplication-random gene loss" [ 40], assuming that duplicated portions of the mtDNA can be generated by several processes, and that supernumerary copies of each gene will be selected at random to be subsequently eliminated [ 41].
(The craze is commonly explained by the success of the TV series "Hart to Hart" in France at that time — Jennifer Hart was one of the title characters — while "Beverly Hills, 90210," featuring a popular character named Dylan McKay, is sometimes blamed for the explosion of Dylans a few years later).
These days gender inequality is commonly explained by neurological differences, most popularly the notion that the surge of testosterone that occurs in the eighth week of fetal development affects the relative size of the right and left hemispheres of the brain, and of the corpus callosum, the bundle of neurons that connects the two.
The individual transformation is commonly explained by perceiving its need/necessity the transformative change happens because it is a necessity.
This positive temperature anomaly is commonly explained by a raised Moho due to the graben formation (Brun et al. 1992) or by advective fluid flow (Schellschmidt and Clauser 1996; Pribnow and Schellschmidt 2000).
The variation in susceptibility to bleaching is commonly explained by the occurrence of different clades or sub-clades of Symbiodinium and potentially their variable tolerance to stress [4], [5].
