Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chat hoa du snippets" » "chat hoa code snippets", "thuat hoa du snippets", "chat va du snippets", "chat huu du snippets", "chat hoa dau snippets", "chat hoa lu snippets", "chat hoa su 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 ("chat hoa du snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("chat hoa du snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( chat hoa du snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("chat hoa du snippets"))) or ("locating bug core snippets"))*.