A spring may include an annular plate having a central aperture; a plurality of spring members protruding from the annular plate, the plurality of spring members being resiliently flexible and radially disposed around the central aperture; and a plurality of alignment tabs protruding from the annular plate. The tool has a pair of jaws connected to a pair of pivoting handles, which allow the jaws to be opened and closed. Each of the plurality of process cartridges has two side faces facing each other in the first direction and a cartridge electrode provided on the side face. The wax emulsion is preferably incorporated into toner particles prepared by emulsionaggregationcoalescing. In another aspect, the invention provides compositions comprising the conjugates, methods for their preparation, and methods of use thereof in the treatment of various disorder, including, but not limited to cancer. The method then generates a differential word set having words with different part-of-speech assignment by the first and second part-of-speech taggers.