Talvez deva tentar algumas variações de ortografia:
decrease observer » decrease observed (Expandir a busca), terrame observer (Expandir a busca)
decrease lodging » decrease owing (Expandir a busca), decrease during (Expandir a busca), decrease walking (Expandir a busca)
lodging decrease » logging decreases (Expandir a busca), loading decreased (Expandir a busca), taping decrease (Expandir a busca)
observer pattern » observed after (Expandir a busca), observe water (Expandir a busca), observed water (Expandir a busca)
decrease pain » decreases pain (Expandir a busca), decrease in (Expandir a busca), decreased brain (Expandir a busca)
pain decrease » can decrease (Expandir a busca), strain decrease (Expandir a busca), taping decrease (Expandir a busca)
decrease to » decreased to (Expandir a busca), decrease toc (Expandir a busca), decrease the (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease lodging decrease pain decrease ) OR ( decrease to decrease observer pattern ))~.