Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"trinh tren tan snippets" » "trinh truyen tan snippets", "trinh tuyen tan snippets", "trinh tieng tan snippets", "trinh tran tan snippets", "trinh tren san snippets", "trinh tren tau snippets", "trinh tren tan slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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