The phrase "allows various" is correct and usable in written English.
It can be used when describing something that permits or enables a range of options or choices.
Example: "The software allows various customization options to suit user preferences."
Alternatives: "permits multiple" or "enables different".
This allows various energy savings.
As the piece unfolds Mr. Glass examines, in the fine detail that repetition allows, various intervals (he is especially partial to fourths), chord progressions and rhythmic techniques.
The vagueness of Venezuela's Constitution regarding the replacement of the president, even temporarily, allows various interpretations to be made, according to constitutional lawyers.
The OpenCourseWare content is now being hosted on the DigitalCommons@USU Web site, the Utah State University branch of a digital content repository that allows various institutions to share cutting-edge research and knowledge.
The roster of speakers chosen allows various wings of the party to put a representative in the spotlight here a hot young black politician, there a powerful female senator, over here a Latino bigwig.
Google Maps allows various types of annotations, but nothing exactly like this.
It allows various types of oils and organic liquids to penetrate through but repels water.
Furthermore, it allows various mechanisms of attrition to be investigated in detail.
Therefore, a planning methodology which allows various levels of measurement data availability has been developed.
The molecular structure of β-CD allows various guest molecules with suitable dimensions to form host/guest inclusion complexes.
This design is motivated by the typical OLTP workload TPC-E, except that it allows various degrees of contention.
