The phrase 'contend of' is not grammatically correct and does not exist in English.
To make a sentence, you could use the phrase 'contend with' which means to compete with or struggle against. Example: The athlete had to contend with bad weather conditions during the marathon.
The reason, the Yankees said, was weakness in the abductors of both hips — a direct result, they contend, of the torn Lisfranc ligament Wang sustained in his right foot last June.
They also have a great young receiver, Mike Wallace; a great older one, Hines Ward (the subject, I'd contend, of some unfair criticism, especially considering that one of his major off-field activities is working to change attitudes toward biracial children in South Korea); and a determined running back, Rashard Mendenhall.
It was the main revelation of the day, the first time in the recordings Mr. Omar made that Fort Dix was mentioned; the seed, the prosecutors contend, of the conspiracy; and the start of many more hours of listening for the jurors who will try to determine what it all means.
"It is democratically elitist," he contended of his pageant.
The chain's gross margins were already modest compared with those of its competitors — the consequence, the leaders contended, of large portions, more expensive ingredients and low prices.
The egg yolk contends of cholesterol and protein decreased to 14.4% and 88.6%, respectively.
In a healthy democracy, differing points of view contend to shape the destiny of the society.
Two universal forces contend for control of creation, one being good, the other evil.
One of the issues with which the authors had to contend was of contamination.
Making matters worse, they contend, much of the food is bound for wealthier nations.
State officials are now using rubbish boats to collect floating debris and officials contend criticism of Guanabara Bay is exaggerated.
