Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thu cua du snippets" » "thu cua code snippets", "thuc cua du snippets", "hu cua du snippets", "tu cua du snippets", "thu cua duc snippets", "thu cua ndu snippets", "thu cua su 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: (((("thu cua du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu cua du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thu cua du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu cua du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.