단어 수

7286

세 단어 핵심문구

키워드	빈도수	밀도
original july retrieved	17	0.70%
archived original july	17	0.70%
july retrieved july	11	0.45%
archived original march	10	0.41%
original march retrieved	9	0.37%
press pp isbn	8	0.33%
university press isbn	8	0.33%
march retrieved march	7	0.29%
original june retrieved	7	0.29%
archived original june	7	0.29%

두 단어 핵심문구

키워드	빈도수	밀도
archived original	72	1.98%
pmc pmid	25	0.69%
retrieved march	19	0.52%
retrieved july	18	0.49%
press isbn	18	0.49%
july retrieved	17	0.47%
original july	17	0.47%
pp isbn	17	0.47%
pmid s2cid	15	0.41%
university press	15	0.41%

한 단어 구문

키워드	빈도수	밀도
animals	127	1.74%
animal	89	1.22%
isbn	80	1.10%
retrieved	80	1.10%
doi	76	1.04%
archived	75	1.03%
original	75	1.03%
pmid	56	0.77%
species	39	0.54%
july	38	0.52%

This tool extracts most used keywords found inside the body of the webpage. Meta Keywords tag are removed from the keyword statistics. English stop-words are removed.

The following headings are splitted into sub-ones through punctuation. The sentences longer than 10 words are omitted. These are punctuation-free sentences.

Heading H1

animal

Heading H2

history of classification
in human culture
phylogeny
evolutionary origin
ecology
contents
notes
external links
references
diversity
see also
etymology
characteristics

Heading H3

practical uses
reproduction and development
numbers and habitats of major phyla
external phylogeny
internal phylogeny
non bilateria
bilateria
symbolic uses
structure
size