Sentence examples for it is difficult to make comparisons from inspiring English sources
John Pike, director of GlobalSecurity.org, notes that it is difficult to make comparisons between ships that are even much more recent.
Mr. Griffith said there was no "magic number" that reflected the optimal number of teaching to nonteaching personnel for districts, because it is difficult to make comparisons across campuses.
"It is difficult to make comparisons [across different eras] but he is right at the top.
"[But] policing has evolved significantly in the past 40 years and it is difficult to make comparisons to how the investigation was undertaken in 1974 when compared with today.
It is difficult to make comparisons since the mean age differs in every study.
Considering these issues it is difficult to make comparisons on service provision across capital cities.
It's difficult to make comparisons.
Consequently, it was difficult to make comparisons.
Thus, it is difficult to make direct comparisons.
It is difficult to make direct comparisons of the genital HPV prevalence between the published studies.
Given these problems, it is difficult to make conclusive comparisons with the free solution structure.
