The phrase "ago recognized" is not correct in written English.
It is not a standard construction and does not convey a clear meaning in context.
Example: "The discovery was made years ago, but it was only recently recognized."
Alternatives: "previously acknowledged" or "earlier identified".
Han long ago recognized his "rebel" identity as a cliché.
But mayors long ago recognized teenage pregnancy as a crippling problem of poverty.
Airlines long ago recognized that business travelers rarely spend their own money.
[2] Spinoza, long ago, recognized the danger in such thinking, both for individuals and for the polity at large.
Mr. Schwab long ago recognized the shift to the developing world and has begun staging spinoff events in Dubai, Rio de Janeiro and elsewhere.
A seat for the president of the International Association of Rebekah Assemblies, established when the Odd Fellows long ago recognized "the need for a woman's touch".
(The fifth graders may wear spiky postpunk hairstyles, but they are not plunged, or even tempted to plunge, into a netherworld of drugs and sex.) Mr. Linklater, who directed the underappreciated rock-driven high school movie "Dazed and Confused" 10 years ago, recognizes that for most Americans between 15 and 50, American history and rock history are virtually synonymous.
A few years ago I recognized the man walking slowly toward me, wearing a gray hat.
"Years ago I recognized he Cos Cob art colony was extremely important and deserved attention.
But decades ago Mayo recognized that the first thing it needed to do was eliminate the financial barriers.
Long ago, she recognized that she was trapped in a social web; rather than ignoring her predicament, she set about understanding it.
