Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cheng lo mo snippets" » "cheng lu mo snippets", "cheng lin mo snippets", "khong lo mo snippets", "cheng lo moc snippets", "cheng lo lo snippets", "cheng mo mo 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: (((("cheng lo mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cheng lo mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cheng lo mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cheng lo mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.