bias vs should

bias

verb
  • To give a bias to. 

  • To place bias upon; to influence. 

noun
  • A person's favourite member of a K-pop band. 

  • A wedge-shaped piece of cloth taken out of a garment (such as the waist of a dress) to diminish its circumference. 

  • The diagonal line between warp and weft in a woven fabric. 

  • Inclination towards something. 

  • The difference between the expectation of the sample estimator and the true population value, which reduces the representativeness of the estimator by systematically distorting it. 

  • In the games of crown green bowls and lawn bowls: a weight added to one side of a bowl so that as it rolls, it will follow a curved rather than a straight path; the oblique line followed by such a bowl; the lopsided shape or structure of such a bowl. In lawn bowls, the curved course is caused only by the shape of the bowl. The use of weights is prohibited. 

  • A voltage or current applied to an electronic device, such as a transistor electrode, to move its operating point to a desired part of its transfer function. 

adv
  • In a slanting manner; crosswise; obliquely; diagonally. 

adj
  • Inclined to one side; swelled on one side. 

  • Cut slanting or diagonally, as cloth. 

should

verb
  • To make a statement of what ought to be true, as opposed to reality. 

  • Will be likely to (become or do something); indicates a degree of possibility or probability that the stated thing will happen or be true in the future. 

  • Indicates that something is expected to have happened or to be the case now. 

  • Used to express a conditional outcome. 

  • With verbs such as 'see' or 'hear', usually in the second person, used to point out something remarkable in either a good or bad way. 

  • Used to impart a tentative, conjectural or polite nuance. 

  • Used to express what the speaker would do in another person's situation, as a means of giving a suggestion or recommendation. 

  • Simple past tense of shall. 

  • In questions, asks what is correct, proper, desirable, etc. 

  • Used to issue an instruction (traditionally seen as carrying less force of authority than alternatives such as 'shall' or 'must'). 

  • Used to give advice or opinion that an action is, or would have been, beneficial or desirable. 

  • Used to form a variant of the present subjunctive, expressing a state or action that is hypothetical, potential, mandated, etc. 

noun
  • Something that ought to be the case as opposed to already being the case. 

How often have the words bias and should occurred in a corpus of books? (source: Google Ngram Viewer )