Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong cong bo snippets" » "dong cong code snippets", "duong cong bo snippets", "dung cong bo snippets", "dang cong bo snippets", "dong cong bao snippets", "dong cong so snippets", "dong cong co 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 ("dong cong bo snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dong cong bo snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dong cong bo snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dong cong bo snippets"))) or ("locating bug core snippets"))*.