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