The phrase "an are" is not correct and usable in written English.
It appears to be a grammatical error, as "an" is an article that should precede a singular noun, while "are" is a plural verb.
Example: "An are the best options for this project" is incorrect.
Alternatives: "are the" or "is a".
Women with AN are likely to seek medical advice from a gynecologist with regards to their period problems.
The transmit beamformer and artificial noise (AN) are jointly designed.
Two more genes associated with the CMT group of AN are of particular interest.
The American Psychiatric Association [ 7] suggests that 10% of individuals that present with AN are males.
Two main subtypes of AN are recognized: restricting type and binge-eating/purging type.
Patients with AN are more likely than patients with other eating disorders to require lengthy inpatient admissions to recover weight.
The FT-IR spectra of sodium alginate, quercetin, AN, and Q-AN are shown in Fig. 3.
Additional stratified analyses for FACT-F and FACT-An are shown in Supplementary Webappendix Tables 7 and 8.
Those marked by an * are upstream and within 1000 bp of a start codon.
This was a national security issue, a major issue, an are-lives-at-stake issue".
Mr. Dancy occasionally peeked out the window with an are-we-there-yet?
