Perhaps you should try some spelling variations:
"phi cai cach snippets" » "phi cai code snippets", "phi loi cach snippets", "phi tai cac snippets", "phi va cach snippets", "phi tai cach snippets", "thi cai cach snippets", "phap cai 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 ("phi cai 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 ("phi cai cach snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( phi cai cach snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phi cai cach snippets"))) or ("locating bug core snippets"))*.