Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van mao can snippets" » "van mao code snippets", "van dao can snippets", "van bao can snippets", "van hao can snippets", "van mao van snippets", "van mao con snippets", "van mat can snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("van mao can snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("van mao can snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van mao can snippets ))) or ( locating bug core snippets ))*.