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