Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tang ha hanh snippets" » "lang ha hanh snippets", "tang ma hanh snippets", "hang hoa hanh snippets", "tang ha thanh snippets", "tang nha hanh snippets", "tang ha anh 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: (((("tang ha hanh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tang ha hanh snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tang ha hanh snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang ha hanh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.