Sub MergeWithCellToRight()
'
' MergeWithCellToRight Macro
'
'
Dim oRng As Range
Dim oCell As Cell
Set oCell = Selection.Cells(1)
If oCell.ColumnIndex = Selection.Rows(1).Cells.Count Then
MsgBox "There is no cell to the right?", vbCritical, "Error"
Exit Sub
End If
Set oRng = oCell.Range
oRng.MoveEnd wdCell, 1
oRng.Cells.Merge
Selection.Collapse wdCollapseStart
End Sub

Selection.MoveDown wdCell, 1

Sub Merges2Cols()
Dim nbLines As Integer
    nbLines = 10     'you'd have to count the number of lines you want to merge
    For i = 1 To nbLines
        Selection.MoveRight Unit:=wdCharacter, Count:=2, Extend:=wdExtend
        Selection.Cells.Merge
        Selection.MoveDown Unit:=wdLine, Count:=1
    Next
End Sub

Selection.Move Unit:=wdCell, Count:=Selection.Tables(1).Columns.Count

Selection.Move Unit:=wdCell, Count:=-1 * Selection.Tables(1).Columns.Count