The phrase "does not offer enough" is grammatically correct and can be used in written English.
It is often used to express dissatisfaction with the amount or quality of something being provided. Example: The company's compensation package does not offer enough benefits for employees to feel satisfied with their jobs.
The liner shipping market does not offer enough segmentation in its service offering to make this approach effective.
As NATO's secretary-general, Anders Fogh Rasmussen, recently observed, just investing in homeland security does not offer enough protection.
Critics say that it has fallen out of date since its introduction in 1976 and that it does not offer enough money or spending limits for modern campaigns.
Others, like the Rev. Al Sharpton, have also come forth to press Word Network's assertion that Echostar does not offer enough wholesome programming for black subscribers.
"The test does not offer enough advantages to warrant the cost," said Dr. Stephen C. Hammill, director of the electrocardiology laboratory at the Mayo Clinic.
By Jon Michaud January 19 , 2012If Michel Houellebecq does not offer enough provocation for you, the current issue of the The New Yorker also includes an Art World piece by Peter Schjeldahl on the perennial lightning rod Damien Hirst.
While most authors overburden us with personal details, Bone doesn't offer enough.
Next!" Encounters with extreme brutality have seemingly converted this open-minded intellectual into a vengeful war hawk, but Farah doesn't offer enough clarity about this profound evolution.
Mr. Williams's production, by the New Federal Theater at the Henry Street Settlement's Harry De Jur Playhouse doesn't offer enough character to fill out its caricatures.
This first episode doesn't offer enough payoff for those first scenes: far too much Hauser and running, and too little Boulet and talking.
But then again I might, since the movie doesn't offer enough occasions for real spontaneous laughter to justify the cost of a full-price ticket.
