The first is OK. I never write 'any more' as one word. The second is not natural.
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Hans51There is nothing I can do any more(anymore).There is nothing I can do anymore. (AmE) ~ There is no longer anything I can do.
Hans51There is not any more thing I can do.There isn't [anything more / any more] I can do. (AmE) ~ There is no additional thing I can do.
Hans51Is there a meaning diff
Hans51"~ "It's a symbol I borrowed from mathematics. I don't like to write "=" (equals) for language because two expressions or sentences can never be really equal, so I write "~" (is approximately equal to) when I want to indicate that the meaning is very nearly the same. Thus, X ~ Y means that Y is a good paraphrase for X or that Y is another way of sayin