English English Dictionary
- from time to time in English:
1. 
as and when
I put money into my savings account as and when I can afford it.
2. 
now and then
I hear from him every now and then.
the roof needs repairing, and water comes through every now and then
Every now and then, she would half close
I love the city, but I do like a trip to the country now and then.
My grandpa drinks a pint now and then
English word "from time to time"(now and then) occurs in sets:
umiejętności łączone3. 
every so often
English word "from time to time"(every so often) occurs in sets:
going to extremes4. 
present simple
We usually use the present simple with these expressions: normally, every day, often, sometimes, frequently, usually.
occasionally but not regularly 