You may want to try one of these lists of our Databases by Subject:
For writing labs, consider also: writing laboratories, writing centers
For TESOL, consider also: TESL, ESL, EFL, TEFL, second language
For writing, consider also: basic writing, academic writing, report writing, creative writing
For teaching, consider also: instruction, pedagogy
The library's research databases primarily cover scholarly and professional journals, but also include other kinds of material, such as dissertations, essays collected in books, and entire books.