Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bai thi cham snippets" » "bai thi code snippets", "bai thi hai snippets", "bai toc cham snippets", "bai thi ha snippets", "bui thi cham snippets", "ban thi cham snippets", "tai thi cham 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: (((("bai thi cham snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bai thi cham snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( bai thi cham snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai thi cham snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.