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

Try widening your search to All Fields.

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