Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dat dan canh snippets" » "dat dan code snippets", "dat van canh snippets", "dat dan cach snippets", "dat dan hanh snippets", "dat dai canh snippets", "dao dan canh snippets", "hat dan canh 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: (((("dat dan canh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat dan canh snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dat dan canh snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat dan canh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.