Perhaps you should try some spelling variations:
"tho cau chap snippets" » "tho cau code snippets", "tho cau cham snippets", "tho cau chan snippets", "tho cau phap snippets", "tho ca chap snippets", "tho cac chap snippets", "tao cau chap 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 ("tho cau chap snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tho cau chap snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tho cau chap snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tho cau chap snippets"))) or ("locating bug core snippets"))*.