Perhaps you should try some spelling variations:
"lai cho chat snippets" » "lai cho code snippets", "lai cao chat snippets", "lai cho phat snippets", "lai chao chao snippets", "lai chau chat snippets", "bai choi chat snippets", "lai cuoc chat snippets"
"locating bug core snippets" » "locating bug code 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: (((("python using java snippets") or ("lai cho chat snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("lai cho chat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( lai cho chat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("lai cho chat snippets"))) or ("locating bug core snippets"))*.