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