Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pho do canh snippets" » "pho doi canh snippets", "pho do sanh snippets", "pho do danh snippets", "pho da canh snippets", "pho ho canh snippets", "pho o canh 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 do canh 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 do canh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pho do canh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho do canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.