Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi dam cau snippets" » "doi dam code snippets", "doi nam cau snippets", "doi dau cau snippets", "doi dan cau snippets", "doi dat cau snippets", "doi da cau snippets", "doi dam cao snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("doi dam cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi dam cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("doi dam cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.