The phrase 'cause concern over' is correct and usable in written English.
You can use it when you want to express a feeling of worry about something or someone. For example, "His poor grades in math this semester have caused concern over his ability to do well in the subject."
Paris authorities restricted traffic in the city for a second day after a "lid of pollution" sealed the capital, causing concern over public health.
"North Korean nuclear explosions are expected to produce pressure changes of tens to hundreds of kilopascals, causing concern over the possible triggering of volcanic eruption.
The intense rainfall is causing concern over the condition of the coffee crop in Guatemala, the region's biggest producer, as well as in El Salvador, where the rains fell heaviest in the main coffee-growing region.
Native Land said: "We are aware that public use of the new viewing gallery of the Tate Modern's Switch House has caused concern over the privacy of some of the residents of Neo Bankside, whose apartments can be seen by visitors.
Sugar prices are expected to rise after late rains delayed harvesting in Brazil, while the extended dry season in South-east Asis and Indonesia is causing concern over the production of vegetable oil, which has increased in price by 6 per cent over the previous month, according to the FAO.
It was Trott's temperament, more than his technique, which caused concern over the winter and he needs to look the part, as well as play a part, this summer to guarantee involvement in the next Ashes battle, which is now only six months away.
The increased use of pesticides has caused concern over the possible direct association of exposure to combinations of these compounds with bee health problems.
The damage from both has left thousands dead, missing or injured, has left millions without water, electricity and transportation and has caused concern over nuclear energy.
In the team's last friendly match against Hungary, just before its flight to South Africa on 4 June, Robben fell awkwardly, and picked up a hamstring injury which caused concern over his fitness for the tournament.
The development and wide-scale adoption of genetically engineered crops have caused concern over the possibility for engineered traits (or transgenes) to 'escape' cultivation via hybridization with populations of wild relatives (Colwell et al. 1985; Ellstrand et al. 1999).
