The phrase "are often partial" is correct and usable in written English.
It can be used to describe a tendency or inclination towards a particular viewpoint or bias in various contexts, such as discussions, analyses, or opinions.
Example: "Critics argue that the media are often partial in their coverage of political events, favoring one party over another."
Alternatives: "tend to be biased" or "are frequently one-sided."
They should be renewed and their renewal projects are often partial for economic reasons.
Motivational problems are endemic, initial gains are often partial and unstable, and relapses potentially have serious consequences, suggesting a need for long-term, assertive follow-up.
However, the bottlenecks adopted by the existed scheduling strategies are often partial bottlenecks, local bottlenecks, or even deceptive bottlenecks, which are basically not key constraints to achieve optimal objective, so that the corresponding scheduling strategies are not perfect, and the further improvement and evaluation can hardly be proposed.
Existing accounts of FRP development are often partial and relatively static in nature, while they often overemphasise the explanatory value of certain variables (e.g. the level of immigration).
By collapsing these three different ways of being delegates and trustees, political theory and political scientists overlook the ways in which representatives are often partial delegates and partial trustees.
The more readily available and cheaper indicators based on routinely-collected operational and administrative data can provide informative contextual indicators but are often partial, at best, indicators of performance.
He is often partial to pink but it always comes with a slightly twisted edge which undercuts its conventionally sweet and innocent connotations.
If one examines the architecture outside northern and northeastern France, one finds, first, that buildings in what might be called a Romanesque style continued up to the end of the 12th and into the 13th century and, second, that the appreciation of the developments in France was often partial and haphazard.
Though, as pointed out by an anonymous reviewer, the operationalization is often partial and incomplete.
That effort pretty much failed: "Data relating to child sexual exploitation is often partial and incomplete… or simply unrecorded".
That effort pretty much failed: "Data relating to child sexual exploitation is often partial and incomplete... or simply unrecorded".
