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