Ideally, in order for any incoming link building strategies to be sustainably effective, two things need to occur simultaneously: 1. The web page needs to attract the best kind of inbound links; the ones that naturally derive from a webmaster somewhere who has visited your web page and wants to recommend it as an additional read for their Internet visitor, with no strings attached. These type of links will come in enough of a variety as to enforce the value of your own expanding keyphrase targets provided that ... 2. Your own web page content is geared to have keyphrase dynamicability; your use of keyphrases is evolving to generate an almost never ending list of potential keyphrases.
"Keyphrase dynamicability" is attained by using all the spelling variables (prefixes, suffixes, pluralization ...), verb tenses, abbreviations, synonymous keyphrases, morphs etc. throughout the web page content and the optimizable web page components (Titles, paragraphs, headings, descriptions, anchor text, image and webpage naming, tag attributes etc.).