soft touch vs window of opportunity

soft touch

noun
  • A comfortable situation; an easy task or undemanding occupation, especially one which is comfortably remunerative. 

  • A person or group that is sympathetic, accommodating, easily overcome, or easily persuaded, especially one that loans or readily gives money to another. 

window of opportunity

noun
  • A (usually limited) period of time in which suitable action can achieve success. 

How often have the words soft touch and window of opportunity occurred in a corpus of books? (source: Google Ngram Viewer )