Sentence examples for cannot be firmly from inspiring English sources

The origin of incidental music cannot be firmly established.

The Boii, a Celtic people, left distinct marks of a fairly long stay, but its time cannot be firmly established.

The possibility that it will be Mr Bayrou rather than Mr Sarkozy or Ms Royal cannot be firmly ruled out.

The clinical diagnosis of PEA combining rhythm and pulse check is not precise and a true PEA (no wall motion) cannot be firmly diagnosed without echocardiography [9].

A Cochrane meta-analysis in 2005 concluded that "antibiotic prophylaxis for elective inguinal hernia repair cannot be firmly recommended or discarded" and "further studies are needed, particularly on the use for mesh repair".

A causal relationship between land use and soil carbon or carbon fractions cannot be firmly established since historical data from these soils are lacking, but the significance of the various carbon fractions is discussed.

First, the CD4+ dependence of primary CTL responses cannot be concluded firmly due to the possibility that the primary CTL responses to non-infectious antigens are too weak to be measured by direct ex vivo killing assays.

Lesions in the eustachian tube or extending into the nasal cavity were not suitable, because the implants cannot be attached firmly to thin mucosa.

However, the contribution of individual genes within the WHS critical regions to different phenotypes often cannot be established firmly and, in particular, the causes of sensorineural deafness in WHS have so far not been established.

That temptation should be firmly resisted.

This calumny must be firmly rejected.