• The qualitative conclusions regarding ... can be carried over ( or extended ) to liquids and solids.
• All attempts to extend the approach to atoms with more than one electron were unsuccessful.
• We can extend this model to a broad spectrum of covalent species.
• The summation should be extended over the possible combinations of arguments.
• This enables the results to be extended to cover ( or include ) the finite currents.
• Within the past ten years the use of seismic survey methods has been extended into the field of ...