Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi luat cua snippets" » "thi luat code snippets", "thai luat cua snippets", "thi luan cua snippets", "thue luat cua snippets", "thi luat sua snippets", "thi xuat cua snippets", "thi lua cua 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: (((("thi luat cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi luat cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thi luat cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi luat cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.