H1: There are lots of clear steps

_{H1(l): There are lots of clear steps}

^{H1(h): There are lots of clear steps}

H1(i): There are lots of clear steps

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‍

H2: There are lots of clear steps

H2(b): There are lots of clear steps

H2(i): There are lots of clear steps

H2(b+i): There are lots of clear steps

_{H2(l): There are lots of clear steps}

^{H2(h): There are lots of clear steps}

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‍

‍

H3: There are lots of clear steps

H3(i): There are lots of clear steps

H3(b): There are lots of clear steps

H3(b+i): There are lots of clear steps
_{H3(l): There are lots of clear steps}

^{H3(h): There are lots of clear steps}

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H4: There are lots of clear steps

H4(b): There are lots of clear steps

H4(i): There are lots of clear steps

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‍

H5: There are lots of clear steps

H6: There are lots of clear steps

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'': There are lots of clear steps

'' (b) : There are lots of clear steps

_{''(l) : There are lots of clear steps}

^{'' (h) : There are lots of clear steps}

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I