Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian can ho snippets" » "gian dan ho snippets", "gian cac ho snippets", "gian lan ho snippets", "gian can tho snippets", "gian can bo snippets", "gian van ho 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: (((("gian can ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian can ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian can ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian can ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.