Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vong cua cha snippets" » "cong cua cha snippets", "dong cua cha snippets", "song cua cha snippets", "vong cua chu snippets", "vong cua nha snippets", "vong chua chay snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("vong cua cha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vong cua cha snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vong cua cha snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vong cua cha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.