grep -c 'searchterm' myfile
LCD Digital Multimeter Voltmeter Ammeter Ohmmeter Volt AC DC Tester Leads Meter
$8.89
Digital Multimeter AC DC Voltmeter Ammeter Ohmmeter Volt Tester Meter XL830L USA
$8.75
Electric AC/DC Voltage Detector Pen Tester 6-380V Voltmeter Ammeter Circuit 8in1
$7.49
100A AC LCD Digital Volt Watt Power Voltage Meter Monitor KWh Voltmeter Ammeter
$14.75
DC 100V 100A Voltmeter Ammeter Volt Amp Meter Voltage Current Tester with Shunt
$12.99
DC 100V 10A Voltmeter Ammeter LED Dual Volt Amp Meter Voltage Current Tester
$6.95
LCD Digital Multimeter Voltmeter Ammeter Ohmmeter Volt AC DC Tester Leads Meter
$11.99
Digital Voltmeter Ammeter Ohmmeter Multimeter Volt AC DC Tester Meter US Seller
$9.74
LCD Digital Multimeter Voltmeter Ammeter Ohmmeter Volt AC DC Tester Leads Meter
$10.59
Digital Voltmeter Ammeter Ohmmeter Multimeter Volt AC DC Tester Meter US Seller
$8.55