Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thuc moi con snippets" » "thuc moi code snippets", "thuoc moi con snippets", "thu moi con snippets", "thuc doi con snippets", "thuc moi cong snippets", "thuc moi co snippets", "thuc mot con 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 ("thuc moi con snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("thuc moi con snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( thuc moi con snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("thuc moi con snippets"))) or ("locating bug core snippets"))*.