The phrase "are generally not found" is correct and usable in written English.
It can be used to indicate that something is typically absent or uncommon in a particular context or situation.
Example: "These species are generally not found in urban areas due to habitat destruction."
Alternatives: "are usually absent" or "are typically not present".
Both Staudinger ligation and 'Click' chemistry generate covalent linkages from highly selective reactions of functional groups that are generally not found in biological systems.
Eragrostis lugens and Fimbristylis spadacea are abundant in lower areas of foredunes and backdunes, but are generally not found in the wetter areas associated with interdunes.
Ras mutations are likely to contribute to the highly metastatic nature of angiosarcomas, given that they are generally not found in non-malignant vascular neoplasias (Table 1).
During the chronic infection, parasites are generally not found in circulation, and obtaining parasites without performing invasive procedures such as tissue biopsy is relatively difficult.
FBbt also contains many classes for egg, embryonic and larval structures which are generally not found in HAO, the latter focusing mainly on adult anatomy.
Importantly, Aβ11-40/42 and 17 40/42 peptides are generally not found as significant components of amyloid plaque lesions that characterize human AD [ 13, 28].
A similar association was generally not found for boys.
Three of the reported deaths during that 11-year period took place in New Jersey -- all on roller coasters, a ride that accounted for 10 of the 43 deaths -- and one that is generally not found at the carnival.
This is particularly interesting sincea similar kind of behaviour preservation is generally not found in the case of braking behaviour.
Taguchi's method provides consistency and reproducibility that is generally not found in other statistical methods (Roy 2010).
Victoria Police superintendent Neil Paterson said the items were "generally not found together, they are of concern to us" but did not appear to be explosives, reported ABC News.
