Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tinh cua cha snippets" » "tinh cua code snippets", "trinh cua cha snippets", "sinh cua cha snippets", "tinh chat cha snippets", "tinh cua chu snippets", "tinh cua nha snippets", "tinh chua chay snippets"
"python using java snippets" » "python using data 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: (((("tinh cua cha snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tinh cua cha snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tinh cua cha snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh cua cha snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.