Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuan hat ca snippets" » "chuan chat ca snippets", "chuan ha ca snippets", "chuan chau ca snippets", "chuan hat cua snippets", "chuan tat ca snippets", "chuan hat va 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: (((("chuan hat ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuan hat ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuan hat ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuan hat ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.