The phrase "among several groups of" is correct and usable in written English.
It can be used when referring to a selection or comparison within multiple groups or categories.
Example: "The study aimed to identify the key differences among several groups of participants based on their age and experience."
Alternatives: "within various groups of" or "between multiple groups of".
Five men accused of being among several groups of revelers who attacked women in Central Park last Sunday were arraigned in State Supreme Court in Manhattan last night.
This phenomenon occurs among the social insects in particular and also among several groups of birds and mammals; future investigations may show it to be even more widespread.
The Economics of the Smugglers Each illegal sea voyage from Ecuador involves collaboration among several groups of smugglers, who seek passengers and then join together to hire a boat.
In addition, an answer could perhaps be posited to the question of whether all languages are descended from a single original language or whether languages emerged independently among several groups of early peoples (the rival theories of monogenesis and polygenesis, a controversy more confidently disputed in the 19th century than today).
The purpose of this study was to compare the agreement among several groups of listeners with different types of experience in regard to classifying voice quality.
One of his tips: If you're waiting in line in a large group of men, try scattering yourself among several groups of ladies.
Architecture for Humanity works among several groups to establish a network of locally-focused resiliency and reconstruction strategies.
The mean values for each theme were compared via a three-or-more-way analysis of variance, with interaction, followed by multiple comparisons among several groups varying in any of age, sex, clinical career length or occupation.
This analysis indicated that the magnitude of the biases were large among non-responders and several groups of partial responders, and confirmed a "missing, not-random" process of missing information in HRQoL measurement [ 28].
