"May" is usually used for permission, but "can" is used for checking ones ability for doing a certain thing or action. As in, may I go to the bath room? Can you handle this?
What is difference between usage world and subject world?Read more: What_is_difference_between_usage_world_and_subject_world
The difference is that "accustomed to" is a correct usage while "accustomed with" is incorrect.
Twitter on your cellphone is very much the same as Twitter on your PC. Some functions of the site may differ, but there shouldn't be too much difference.
in behalf of is incorrect usage (Delete me if I am worng)
breast is usually meant for women or female that can feed their babies whils chest may refer to the whole frontal part of the underneck.
The terms 'great cousin' and 'grand cousin' are not ones used in genealogy. Your family may use the term, but it is not in common usage and has no standard meaning.
Normally is like "on average," and generally is like "as a whole."
I believe only in the words, not in real usage.
The difference is that development means "desenvolvimento" and is a substantive and the word developing in portuguese is adverb that means "desenvolvendo".
The difference lies in the usage of the words. For example a graph is used in math, and charts are simply a way to represent different types of data.
Most properly, there is no essential difference between "historic" and "historical", as both may be defined as "of or relating to the past". In actual usage, however, "historic" typically denotes an event of great importance, while "historical" denotes something that has simply taken place in the past.
A term is a specific usage/definition of a word, often associated with a specific occupation.