Perhaps you should try some spelling variations:
multirate processing » multi processing (Expand search), multiuser processing (Expand search), multimedia processing (Expand search)
decrease taping » decrease walking (Expand search), decrease during (Expand search), decrease owing (Expand search)
case multirate » and multirate (Expand search), clase multigrado (Expand search)
decrease cell » decreases cell (Expand search)
cell decrease » cells decrease (Expand search), cells decreases (Expand search), will decrease (Expand search)
taping case » trapping case (Expand search), mapping case (Expand search), making case (Expand search)

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• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease taping case multirate processing ) OR ( decrease _ decrease cell decrease ))~".
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