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