Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian phu ho snippets" » "gian xu ho snippets", "san phu ho snippets", "van phu ho snippets", "gian phu tho snippets", "gian phu hop snippets", "gian phu ha 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 phu 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 phu ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian phu ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian phu ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.