Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"trac ho hoc snippets" » "trac hoc hoc snippets", "trao ho hoc snippets", "trac nha hoc snippets", "trac hoa hoc snippets", "trac cho hoc snippets", "trac hoi hoc snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("trac ho hoc snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
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