The phrase "a method that allowed" is correct and usable in written English.
It can be used when describing a technique or approach that enabled a certain outcome or result.
Example: "The researchers developed a method that allowed them to analyze the data more efficiently."
Alternatives: "a technique that enabled" or "an approach that permitted".
We designed a method that allowed population models built in DYMEX to interact with APSIM.
In his research on diabetes, Dr. Andres developed a method that allowed doctors to increase insulin or glucose in the body without permitting the counter-regulatory mechanisms to kick in.
Test aggregates were first generated numerically with a method that allowed to control the fractal dimension d and, next, three stochastic replicates were lithographically fabricated for each of six values of d ranging between 1.9 and 2.7.
After incorporating a Coulomb electrostatic potential and optimizing the solvation reference energies for pKa calculations, we employed a method that allowed side-chain flexibility and achieved a root mean-square deviation (RMSD) of 0.83 from experimental values (0.68 after discounting 11 predictions with an error over 2 pH units).
Last summer he revealed a method that allowed him to virally hijack the iPhone using text messages spread via a user's contact list.
We therefore sought to evaluate the effect of hospital intervention on mortality after penetrating trauma using a method that allowed for interval censoring of the precise times of death.
A method that allows floodwaters to pass through parts of a building without endangering structural stability.
He works in tiny bursts and has evolved a method that allows him to "rehearse" a picture without losing spontaneity.
A method that allows these models to deal with depressions in a realistic way is needed.
We developed a method that allows for automated structuring of criteria from text.
We offer a method that allows companies to automatically put up the right prices at the right time across the entire product line".
