Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"kim han cho snippets" » "kim nhan cho snippets", "kim hai cho snippets", "kim hao cho snippets", "kim hang cho snippets", "kim han che snippets", "kim san cho snippets"

Try widening your search to All Fields.

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