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