The phrase "good understanding over" is not grammatically correct in written English.
You could use the phrase "a good understanding of" if you wanted to convey the same idea. For example, "I have a good understanding of the material we are learning in class."
The use of survival analysis to determine the breastfeeding duration provides a good understanding of breastfeeding behaviour over time [ 27].
Survival analyses techniques were used to estimate the duration of breastfeeding and identify breastfeeding cessation predictors because they provide a good understanding of breastfeeding behaviour over time [ 27].
Another author, Dr Hamish Pritchard of the British Antarctic Survey, said: "The next big challenge - now that we've got quite a good understanding of what's happened over the last 20 years - is to predict what will happen over the next century.
As it has been studied with increasingly powerful analytic tools for more than 80 years, we have a good understanding of the role that is over 80% of its approximately 5800 genes play in the cell.
All patients had developed a good understanding of their condition and current state over many years using a wide variety of information sources.
"We liked Ryan a lot coming out of college and have a pretty good understanding of some of the problems he has experience over the last couple of years.
These results show the significance of a good understanding of the propagation characteristics of the stress wave over the defective region.
Earlier, Gallup reported half of respondents saying they don't have a good understanding of the issues involved in the current debate over health care reform.
Only fetuses from normally progressing pregnancies, from women over 16 years of age with a good understanding of English and between 11 and 21 weeks of gestation, were collected.
Mark the past papers and go over each question so that you have a good understanding of where you went wrong.
