The phrase "only a few points" is grammatically correct and can be used in written English.
Here's an example: "Although she practiced for hours, she still managed to score only a few points in the game."
Polls suggest that Arena is only a few points behind.
"I can't believe it, but it's only a few points.
Bernie Sanders – virtually a Maoist by US standards – is only a few points behind her.
Last year, they nearly did it again, with E.L.A. scores only a few points apart.
Their graduation rate is 93percentt, only a few points below average.
HORAN-HORDER IN FRONT.; Lead by Only a Few Points in Chicago Six-Day Bike Race.
Recent polling shows Mr. McVey only a few points down and gaining.
In fact, early polls found Obama down by only a few points.
I would add only a few points to Professor Roberta Frank's characteristically brilliant interpretation.
The affair has knocked only a few points off Ms Rousseff's commanding lead.Instead, Brazilians are revelling in a golden moment.
"I don't agree that the pressure is on me; the advantage is only a few points," she said.
