The phrase "contained existing" is not a complete sentence, so it is not technically correct.
However, the phrase does have meaning in certain contexts. For example, you could say, "The author's research contained existing trends in the field of psychology." Here, "contained existing" means "included or acknowledged" existing trends.
Ultimately she is a hominid, a family that contains existing species like chimpanzees and humans.
These sheets, he said, show the homes containing existing Sky customers, allowing the agents to knock on the door and persuade the customer to take out a new contract, with the sweetener of some offers as a "new" customer.
It also obliges countries including the UK to eradicate invading populations within two months of a new appearance where possible, and to draw up blueprints for containing existing colonies.
Until the election of Ronald Reagan, American foreign policy during the Cold War was guided by the doctrine of "realism" — the theory that the national interest is best served by checking and containing existing Communist regimes and preventing the establishment of new ones, not by intervening in the internal affairs of other states.
Many existing metallic bridge members however do not contain existing cracks, but rather are nearing their design fatigue life.
Science standards under consideration by the Texas Board of Education will not contain existing language that has required teachers to teach both the "strengths and weaknesses" of evolution.
Effective management of Lepidium requires detailed, accurate maps of its distribution, as may be provided by remote sensing, to contain existing infestations and eradicate incipient populations.
This paper presents a novel, more general model for label distributions in proliferating cell populations, which overcomes these drawbacks and contains existing models as a special case.
In particular, the incorporation of trastuzumab into regimens containing existing chemotherapeutic agents has significantly improved clinical outcomes for patients with breast cancer in the adjuvant and metastatic settings.
Hence, management should focus on containing existing populations and preventing new introductions.
