Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chung ve hoa snippets" » "chung ve code snippets", "chung vi hoa snippets", "chung cu hoa snippets", "chung tu hoa snippets", "chung ve khoa snippets", "chung ve hoat snippets", "chung va hoa snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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