Looking on the internet deeply has found these results:

better than the first-order-models is the most popular phrase on the web.

better than zero-order-model 10 results on the web	better than the first-order-models 13 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	The second order models are slightly better than the first order models. The AR models generate data whose mean and standard deviation are close to those of �... order models. 4. Discussion. The above order models. Remarkably, the fit where bias in the residuals is absent is when D/v is�... Oct 6, 2006 ... Both models describe the data better than the first model describes the experimental data better than the first discussed experiments are the first that try to elucidate the�...

better than zero-order-model

10 results on the web

better than the first-order-models

13 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

The second order models are slightly better than the first order models. The AR models generate data whose mean and standard deviation are close to those of �...
order models. 4. Discussion. The above
order models. Remarkably, the fit where bias in the residuals is absent is when D/v is�...
Oct 6, 2006 ... Both models describe the data better than the first
model describes the experimental data better than the first
discussed experiments are the first that try to elucidate the�...