Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chap sinh dh snippets" » "phap sinh dh snippets", "cap sinh dh snippets", "chap kinh dh snippets", "chap sinh de snippets", "chap sinh danh snippets", "chap sinh dai snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("chap sinh dh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chap sinh dh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chap sinh dh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chap sinh dh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.