Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cuu hoi hoc snippets" » "cau hoi hoc snippets", "cua hoi hoc snippets", "cuu hoc hoc snippets", "cuu hoa hoc snippets", "cuu khoa hoc snippets", "cuu hoi chuc snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("cuu hoi hoc snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu hoi hoc snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
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