Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hat cua chan snippets" » "hat cua code snippets", "hat cua nhan snippets", "hat cua can snippets", "hat cua cha snippets", "nhat cua chan snippets", "chat cua chan snippets", "phat cua chan 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: (((("hat cua chan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hat cua chan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hat cua chan snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat cua chan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.