Perhaps you should try some spelling variations:
"day cac cach snippets" » "day cac code snippets", "day cai cach snippets", "day cuoc cach snippets", "day va cach snippets", "day cap cach snippets", "tay cac cach snippets", "dan cac cach snippets"
"locating bug core snippets" » "locating bug code 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 ("day cac cach snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("day cac cach snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( day cac cach snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("day cac cach snippets"))) or ("locating bug core snippets"))*.