The phrase 'contribute to keep' is correct and usable in written English.
It is often used to refer to making an effort to maintain or preserve something. For example, "We all need to contribute to keep our environment clean and safe."
These contribute to keep content download time a little uniform.
These results contribute to keep sustainable use of kichiji rockfish.
This is roughly equivalent, on a net present value basis, to the amount the family offered to contribute to keep Superior from failing.
I do feel blessed that I am able to help contribute to keep our family afloat.
The side chains of critical residues that contribute to keep RydC in the channel are shown in stick representation.
These, in turn, contribute to keep glomerular filtration low and to further amplify damage to different renal structures.
Flooding back into Treasury bills, this cash has contributed to keep American interest rates at rock bottom and fueled a bubble of reckless mortgage lending.
Mr. Reilly said that American taxpayers would not be expected to underwrite the Opel turnaround, beyond a share of the 600 million euros that G.M. had already contributed to keep the European unit operating.
A negligible hair crack in one and a tiny chip off the spout in the other, which contributed to keep the price down, had no bearing on the aesthetic effect.
The scope for such decisions is large and one can dream of subjects to be considered: German corporate governance, by a broader power accorded to employee representatives has contributed to keep a productive sector in the crisis; childhood care for all; training; social legislation convergence; a price for CO2 emissions in order to mitigate climate change.
The decay rate became smaller approximately 3 years after the mainshock, suggesting that factors other than Coulomb stress changes, which will be discussed later, also contributed to keep the median ΔCFF elevated (e.g., Toda and Stein 2013).
