Crankcase scavenged two-stroke internal combustion engine, in which a piston ported air passage is arranged between an air inlet and the upper part of a number of transfer ducts. Embodiments of the invention provide techniques for managing electronic healthcare records in a hybrid domain that includes a high-availability centralized data store and set of distributed data nodes. Word image suggestions are displayed to the user through the user interface, where each word image suggestion contains the same or slightly variant text as recognized from the word image by the system than the particular query terms.