Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"choon hao le snippets" » "choon hak le snippets", "hoan hao le snippets", "chon tao le snippets", "choon ha le snippets", "choon dao le snippets", "choon ho le 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: (((("choon hao le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("choon hao le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( choon hao le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("choon hao le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.