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