The phrase "approaches that appeared" is correct and usable in written English.
It can be used when discussing methods or strategies that have emerged or been introduced in a particular context.
Example: "In recent years, several innovative approaches that appeared have transformed the way we address climate change."
Alternatives: "methods that emerged" or "strategies that surfaced".
Massachusetts "has available to it a variety of approaches that appear capable of serving its interests, without excluding individuals from areas historically open for speech and debate," Chief Justice Roberts wrote.
Organizational analysts document the ways in which firms face these challenges, and the outcomes of their studies ultimately cast light on the management approaches that appear to be the most effective.
In this paper we survey some approaches that appear to be promising for enhancing the performance of intelligent control systems in the face of higher level of complexity and uncertainty.
But ENGO inclusion does not necessarily contribute to broader aims of representational legitimacy or to the deeper rationales of the technology assessment approaches that appear to have inspired the EC's changing ambitions for the use of expertise.
Instead we have restricted ourselves to those approaches that appear most promising from a philosophical point of view and where the mathematics has been developed to a sufficiently advanced state.
As Roberts wrote, Massachusetts "has available to it a variety of approaches that appear capable of serving its interests".
The nuclear specificity of this approach distinguishes it from other available approaches that appear to be active in more than one cellular compartment.
Numerous genes have been identified through genome wide association studies (GWAS) and candidate gene approaches that appear to be associated, either directly or indirectly, with the regulation of body weight [ 9].
Particularly with the biologic therapies, the growing knowledge of lupus pathogenesis is stimulating studies of therapeutic approaches that appear rational and likely to target important mechanisms of autoimmunity and inflammation.
