The phrase "and so extending" is grammatically correct and can be used in written English.
It is typically used to show that something is continuing or expanding in a certain direction or manner. Example: The company has been growing steadily over the past year, and so extending its reach into new markets and industries.
Long-haul flights are getting longer because high-altitude winds are becoming more erratic and so extending the time that trans-continental aircraft have to stay in the air, a study has found.
With his colleagues, Alan Greenspan, the Fed's chairman, has retorted that the March increase was "an insurance policy", aimed at warding off potential inflationary pressure and so extending the economy's expansion.
For now, Ashour is focused on winning the one major title that has eluded him and so extending an unbeaten run that passed the one-year mark on Monday.
I think playing in a World Open final is great, but the pressure to get squash into the Olympics is history and helping the game survive". For now, Ashour is focused on winning the one major title that has eluded him and so extending an unbeaten run that passed the one-year mark on Monday.
But if you are so busy and so extended that you can't get two hours a day in the studio, then you can't really forge ahead".
He is a novelist who can disarm our sense of likelihood, of the norms of behavior, and so extend our sense of human possibility.
"Cancer cells are those which have forgotten how to die" - nurse, Royal Marsden hospital They have forgotten how to die And so extend their killing life.
Guillem, re-training herself to work more gently, began experimenting with other dance forms, and so extended her career by over a decade.
Social media certainly connects us to whoever is on the other end of the line, and so extends our social networks in amazing ways.
All raised the Kafkaesque possibility that this bill was so demonically drafted that an unscrupulous government could use it to modify the bill itself and so extend its powers even further.
Walls become membranes to be arranged at will for spatial experience, and some are transparent and so extend one's potential for movement into the limitless out-of-doors.
