Perhaps you should try some spelling variations:
"tac can chiu snippets" » "tac can code snippets", "tac can chi snippets", "tac can chu snippets", "tac cau chiu snippets", "tac van chiu snippets", "tac quan chiu snippets", "tac vang chiu 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 ("tac can chiu snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tac can chiu snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tac can chiu snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tac can chiu snippets"))) or ("locating bug core snippets"))*.