The phrase "tends to contain" is grammatically correct and can be used in written English.
It is typically used to describe a pattern or tendency for something to have or include certain elements. Example: "The conclusion of the study tends to contain various limitations and potential biases that should be taken into consideration when interpreting the results."
Average occupancy of cars in the UK is 1.6; and it seems to me that the bigger the car, the fewer people it tends to contain.
During the mayoral election campaign, Khan spoke of TfL retaining ownership of its land, which is usually advisable in any case since it tends to contain useful public transport stuff like stations.
Swapping processed for whole foods has advantages, says biochemist Kristian Le Vay, at the University of Bristol, "not least because processed food tends to contain a lot of added sugar".
As most of the other recipes use garam masala, which tends to contain some of the same ingredients, along with extra chilli and cumin, I don't think my recipe requires much else, and certainly not the sugar that Daley and Singh also stir in.
The other half is in Macomb County, and while Mr. Santorum could be fairly competitive in industrial cities like Warren, this district tends to contain the weather portions of Macomb and Mr. Romney should rack up huge margins in executive towns like St. Clair Shores.
Biofilm production on outdoor monuments that are continuously exposed to light tends to contain pleothora of phototrophic microorganisms[21].
They tend to contain less caffeine and less acid.
Thus, sediments containing bacterial remains tend to contain more light carbon.
However, ready-to-roast frozen potatoes and parsnips tend to contain more calories than fresh items.
No matter how much fun platformers may be, they tend to contain much needless frustration.
Nutricosmetics, on the other hand, tend to contain small fragments of collagen.
