old_contents: from django.conf.urls.defaults import patterns, url
  import views
  
  urlpatterns = patterns('',
      
      # vacancies and studentships items
      url(r"^vacancy/(?P<slug>[-\w]+)/$", views.vacancy, name="vacancy"),
      url(r"^studentship/(?P<slug>[-\w]+)/$", views.studentship, name="studentship"),
      
      # entities' vacancies and studentships
      url(r'^archived-vacancies/(?:(?P<slug>[-\w]+)/)?$', views.archived_vacancies, name="archived_vacancies"),
      url(r'^all-open-vacancies/(?:(?P<slug>[-\w]+)/)?$', views.all_current_vacancies, name="all_current_vacancies"),
      url(r'^archived-studentships/(?:(?P<slug>[-\w]+)/)?$', views.vacancies_and_studentships, name="vacancies_and_studentships"),
      url(r"^all-open-studentships/(?:(?P<slug>[-\w]+)/)?$", views.all_current_studentships, name="all_current_studentships"),
      url(r"^vacancies-and-studentships/(?:(?P<slug>[-\w]+)/)?$", views.vacancies_and_studentships, name="vacancies_and_studentships"),
      )
      
new_contents: from django.conf.urls.defaults import patterns, url
  import views
  
  urlpatterns = patterns('',
      
      # vacancies and studentships items
      url(r"^vacancy/(?P<slug>[-\w]+)/$", views.vacancy, name="vacancy"),
      url(r"^studentship/(?P<slug>[-\w]+)/$", views.studentship, name="studentship"),
      
      # entities' vacancies and studentships
      url(r'^archived-vacancies/(?:(?P<slug>[-\w]+)/)?$', views.archived_vacancies, name="archived_vacancies"),
      url(r'^all-open-vacancies/(?:(?P<slug>[-\w]+)/)?$', views.all_current_vacancies, name="all_current_vacancies"),
      url(r'^archived-studentships/(?:(?P<slug>[-\w]+)/)?$', views.archived_studentships, name="archived_studentships"),
      url(r"^all-open-studentships/(?:(?P<slug>[-\w]+)/)?$", views.all_current_studentships, name="all_current_studentships"),
      url(r"^vacancies-and-studentships/(?:(?P<slug>[-\w]+)/)?$", views.vacancies_and_studentships, name="vacancies_and_studentships"),
      )
      
subject: fix incorrect url pattern for archived studentships