Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tan cua cha snippets" » "tan cua code snippets", "than cua cha snippets", "tang cua cha snippets", "toan cua cha snippets", "tan cua chu snippets", "tan cua nha snippets", "tan 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: (((("tan 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: (((("tan cua cha snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tan cua cha snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan cua cha snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.