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