Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hanh kiem a1 snippets" » "khanh kiem a1 snippets", "hanh kem a1 snippets", "anh kiem a1 snippets", "hanh kiem lam snippets", "hanh kiem sat snippets", "hanh kiem van 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: (((("hanh kiem a1 snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh kiem a1 snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hanh kiem a1 snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh kiem a1 snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.