Perhaps you should try some spelling variations:
housing development » business development
mode implications » model implications, some implications, wide implications
formation during » information during, formation using, formation duration
technologies 4 » technologies _
development la » development law, development li, development land
during linear » using linear, during finger, during laser
4 formation » 1 formation, a formation, 4 formulation
linear mode » linear model, linear code, linear ode
la afrique » l afrique, la fabrique, en afrique

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• Adding a wildcard symbol may retrieve word variants: technologies 4 formation during linear mode implications _ housing development la afrique.*.