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