"uncertain over" is a correct and commonly used phrase in written English.
It can be used in situations where one is unsure or hesitant about something. Example: He was uncertain over whether he should take the job offer or not.
SOUTH UNCERTAIN OVER COTTON GROP; Disposition to Ascribe Large Ginnings to Unusually Early Maturing of Plant.
Archives|SOUTH UNCERTAIN OVER COTTON GROP; Disposition to Ascribe Large Ginnings to Unusually Early Maturing of Plant.
The situation in Kandahar remained uncertain over the weekend.
FRENCH STOCKS IRREGULAR Bourse Uncertain Over Results of Herriot's Fall -- Tone Weaker in Germany.
Strategists are uncertain over how the newly-formed populist government will work with Brussels, and also over its fiscal plans.
But Kumar is rightly uncertain over how far this Hanoverian propaganda for Britishness created an overriding British nationalism among ordinary English and Scottish people.
This paper presents the sliding mode control design based on nonlinear sliding surface that ensures high performance step response of uncertain over-actuated system.
This paper discusses the problem of design of a control authority allocation to "square down" uncertain, over-actuated systems before feedback design is contemplated.
A robust control strategy is developed to achieve the high positioning accuracy, short transportation time and suppression of swing angle for an uncertain over-head crane system.
However, it remains uncertain if over-ambicious exercise training with repeated symptom-limited physical activity can contribute to myocardial damage in PAH patients.
The authors state that "if such viruses are transmitted, it is uncertain whether, over time, they could predominate over susceptible strains" [27].
