Talvez deva tentar algumas variações de ortografia:
communications using » communications in (Expandir a busca), communications and (Expandir a busca), communications plan (Expandir a busca)
purse program » pure program (Expandir a busca), course program (Expandir a busca), purchase program (Expandir a busca)
using docking » using locking (Expandir a busca), using stacking (Expandir a busca), using tracking (Expandir a busca)
docking with » working with (Expandir a busca), tracking with (Expandir a busca), coating with (Expandir a busca)
using purse » using pure (Expandir a busca), using pulse (Expandir a busca), using parse (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( AND communications using purse program ) OR ( using docking with python programming ))*.