Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"rong cho cau snippets" » "rong cho code snippets", "trong cho cau snippets", "dong cho cau snippets", "luong cho cau snippets", "rong cho cac snippets", "rong co cau snippets", "rong cho chu 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: (((("rong cho cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("rong cho cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( rong cho cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("rong cho cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.