Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong nam he snippets" » "cong nam code snippets", "dong nam he snippets", "uong nam he snippets", "thong nam he snippets", "cong nam ha snippets", "cong nam hien snippets", "cong nam nghe 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 ("cong nam he snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cong nam he snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cong nam he snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cong nam he snippets"))) or ("locating bug core snippets"))*.