Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"chon oc van snippets" » "chon loc van snippets", "chong doc van snippets", "chon cac van snippets", "chon hoc van snippets", "chon luoc van snippets", "chon quoc van snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chon oc van snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( chon oc van snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("chon oc van snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.