If you’re thinking about how else to improve your text, you can add LSI keywords: synonyms or words that characterize the topic of the page.
There is a free and, most importantly, fast tool for this:
It works mainly for the US market. In the screenshot, I ran a query for the search term best wifi router.
It found useful words:
archer (226)
devices (156)
performance (150)
network (143)
reviews (138)
smart (112)
range (109)
netgear (104)
connect (72)
gaming (67)
guide (58)
setup (57)
tested (54)
All these words can be added to your page to improve topical relevance.
Of course, it’s better to use paid tools like SurferSEO.com or Page Optimizer Pro, but among the free ones, this seems to be the best