Perhaps you should try some spelling variations:
oral communication » personal communication
development master » development matters, development chapter, development pattern
labor development » labour development, harbor development, label development
traditions 1.2 » traditions 12, transitions 1.2, tradition 3.2
technology 2 » technology _, technology 1, technology 3
2 traditions » 12 traditions, _ traditions, 2 tradition
crisis oral » crisis oil
1.2 crisis » 10.2 crisis, 13.2 crisis, 15.2 crisis
master pm » matter pm, master _, master 13

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology 2 traditions 1.2 crisis oral communication costs labor development master pm.*.