=SUMPRODUCT(NOT(ISERR(SEARCH({"onald","ing","oil"},A2)))*{1,2,4})

=SUMPRODUCT(NOT(ISERR(SEARCH({"Mon","Tue","Wed","Thu","Fri"},A2)))*{1,2,4,8,16})

Option Explicit

Sub IdentifyCharge()
  'Looks through column A and an array then identifies the type of charge.
  Dim CheckRow As Long, LastRow As Long, CheckString As String
  Dim ArrayString As String, TypeArray As Variant, x As Integer
  Dim ResultString As String, ResultArray As Variant, ResultValue As String
  Dim wb As Workbook, ws1 As Worksheet, ws2 As Worksheet
  
  'Set the references
  Set wb = ThisWorkbook
  Set ws1 = wb.Worksheets(1)
  Set ws2 = wb.Worksheets(2)
  LastRow = ws1.Range("A50000").End(xlUp).Row
  
  'Fill in the string with arrays to check
  For CheckRow = 2 To 50000
    If ws2.Range("A" & CheckRow).Value = "" Then Exit For
    ArrayString = ArrayString & ws2.Range("A" & CheckRow).Value & "|"
    ResultString = ResultString & ws2.Range("B" & CheckRow).Value & "|"
  Next CheckRow
  
  'Remove trailing delimiters
  ArrayString = Mid(ArrayString, 1, Len(ArrayString) - 1)
  ResultString = Mid(ResultString, 1, Len(ResultString) - 1)
  
  'Convert strings to arrays
  TypeArray = Split(ArrayString, "|")
  ResultArray = Split(ResultString, "|")
  
  'Run through the list in worksheet 1 and give the results
  For CheckRow = 2 To LastRow
    ResultString = ""
    CheckString = LCase(ws1.Range("A" & CheckRow).Value)
    For x = 0 To UBound(TypeArray)
      If InStr(1, CheckString, LCase(TypeArray(x))) Then
        ResultString = ResultArray(x)
        Exit For
      End If
    Next x
    ResultValue = Mid(CheckString, InStr(1, CheckString, "-"))
    ResultString = ResultValue & " " & ResultString
    ws1.Range("B" & CheckRow).Value = ResultString
  Next CheckRow
  
End Sub