Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luat du cau snippets" » "luat du code snippets", "luat dau cau snippets", "luat su cau snippets", "luat tu cau snippets", "luat cu cau snippets", "luat da cau snippets", "luat di cau 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 ("luat du cau snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("luat du cau snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( luat du cau snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("luat du cau snippets"))) or ("locating bug core snippets"))*.