Yeah, you don't think of scientists as being the humorous type, but...
Dictionary of Research Phrases
"It has long been known..."
I didn't look up the original references.
"A reasonable trend is evident..."These data are practically meaningless.
"Of great theoretical and practical importance...""While it has not been possible to provide definite anwers to these questions..."An unsuccessful experiment, but I still hope to get it published.
"Three of the data sets were chosen for detailed study..."The results of the others didn't match my conclusions.
"Typical results are shown..."The best results are shown.
"These results will be shown in a subsequent report..."Haven't gotten around to it.
"The most reliable results are those obtained by Jones..."He was my graduate student.
"It is believed that...""It is generally believed that..."A couple of other guys think so, too.
"Much more work is needed before a complete understanding of the phenomenon can be reached.""This result is correct within an order of magnitude..."I have seen this posted somewhere in almost every laboratory building I've ever been in. And as a graduate of MIT, I've been in a few.