Perhaps you should try some spelling variations:
"con bo cong snippets" » "con bo code snippets", "con so cong snippets", "con cao cong snippets", "con hoc cong snippets", "cong bo cong snippets", "can bo cong snippets", "con co cong snippets"
"locating bug core snippets" » "locating bug code 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 ("con bo cong snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("con bo cong snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( con bo cong snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("con bo cong snippets"))) or ("locating bug core snippets"))*.