"undelivered services" is a correct phrase that can be used in written English.
It refers to services that were not provided or completed as expected. Example: The company promised to provide excellent customer service, but many customers complained about undelivered services.
If any one of above services was done within one month of due date (i.e. when he was 9 months old), the service was labelled as delivered, otherwise as undelivered (service based dichotomous variable).
In "Horses at Work," Ann Norton Greene describes Philadelphia at a standstill: "Streetcar companies suspended service; undelivered freight accumulated at wharves and railroad depots; consumers lacked milk, ice and groceries; saloons lacked beer; work halted at construction sites, brickyards and factories; and city governments curtailed fire protection and garbage collection".
The statement suggested that the resulting backlog of undelivered data would create further service delays until it was cleared.
Participants were followed for change of address by annual linkage to the U.S. Postal Service National Change of Address database, by notifications of undelivered mail, through other address update services, and by direct notice from participants.
Eleven months ago, a prolonged shutdown of BlackBerry services in the same region created such a backlog of undelivered messages within RIM's computer system that it nearly shut down global service.
BEIRUT -- As the Syrian refugee crisis worsens in neighboring countries, the backlog of undelivered funds from donor countries, including the United States, is starting to severely strain aid agencies' ability to deliver basic services, the United Nations says.
ICE seized the undelivered passports, agency officials said.
If he stopped, hundreds of speeches would wither, undelivered, on the vine.
Many examples of Tory cuts or undelivered flood defences are cited in this article.
It was a trifling installment in an ongoing conversation, the promise of which remains undelivered.
