Perhaps you should try some spelling variations:
"san cau cong snippets" » "san cau code snippets", "san cac cong snippets", "san cuu cong snippets", "san cao cong snippets", "van cau cong snippets", "ban cau cong snippets", "can cau 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 ("san cau 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 ("san cau cong snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( san cau cong snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("san cau cong snippets"))) or ("locating bug core snippets"))*.