Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuan ha moi snippets" » "chuan he moi snippets", "quan ha moi snippets", "xuan ha moi snippets", "chuan nha moi snippets", "chuan hai moi snippets", "chuan hoa moi 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 ha moi 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 ha moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuan ha moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuan ha moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.